Step 1: Start with the fraction 15/38.

Step 2: To convert a fraction into a percentage, divide the numerator by the denominator.

15 ÷ 38 = 0.3947

Step 3: Multiply the result by 100 to get the percentage.

0.3947 × 100 = 39.47%

Final Answer: 15/38 as a percentage is 39.47%.