21 is 37 percent of what number? (37% of what number is 21?)

21 is 37 percent of what number?

"21 is 37 percent of what number?" is a word problem where the answer is a number. Specifically, if you calculate 37 percent of number (x), you will get 21. Thus, you can illustrate the problem "21 is 37 percent of what number (x)" like this:

37% of x = 21

To calculate 37 percent of a number, we multiply the number by 37 and then divide by 100. Therefore, we can make the following function:

		37 ∗ x
		100

= 21

To solve for x, we first multiply both sides by 100 and then divide both sides by 37 to get the x = 56.76. Therefore, the answer to 21 is 37 percent of what number? is:

56.76

If we substitue "what number" in the question "21 is 37 percent of what number?" with 56.76, we get this sentence: 21 is 37 percent of 56.76. Since this statement is true, we know that our answer is correct.

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