138 is 13 percent of what number?


"138 is 13 percent of what number?" is a word problem where the answer is a number. Specifically, if you calculate 13 percent of number (x), you will get 138. Thus, you can illustrate the problem "138 is 13 percent of what number (x)" like this:

13% of x = 138

To calculate 13 percent of a number, we multiply the number by 13 and then divide by 100. Therefore, we can make the following function:

   
13 ∗ x
 
   
100
  =  138  

To solve for x, we first multiply both sides by 100 and then divide both sides by 13 to get the x = 1061.54. Therefore, the answer to 138 is 13 percent of what number? is:

1061.54


If we substitue "what number" in the question "138 is 13 percent of what number?" with 1061.54, we get this sentence: 138 is 13 percent of 1061.54. Since this statement is true, we know that our answer is correct.

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