Home / 25,716.09-38,577.22-9,072.69

Finding the Fourth Proportional to 25,716.09, 38,577.22 and 9,072.69

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Solution

The fourth proportional to 25,716.09, 38,577.22 and 9,072.69 is: 13,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.09 : 38,577.22 = 9,072.69 : x
  2. Step 2: Convert to fraction form
    25,716.09/38,577.22 = 9,072.69/x
  3. Step 3: Cross multiply
    25,716.09x = 38,577.22 × 9,072.69
  4. Step 4: Simplify right side
    25,716.09x = 349,999,158.12
  5. Step 5: Solve for x
    x = 349,999,158.12/25,716.09
  6. Step 6: Final answer
    x = 13,610.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.