Home / 25,715.11-38,577.24-9,084.79

Finding the Fourth Proportional to 25,715.11, 38,577.24 and 9,084.79

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Solution

The fourth proportional to 25,715.11, 38,577.24 and 9,084.79 is: 13,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,715.11 : 38,577.24 = 9,084.79 : x
  2. Step 2: Convert to fraction form
    25,715.11/38,577.24 = 9,084.79/x
  3. Step 3: Cross multiply
    25,715.11x = 38,577.24 × 9,084.79
  4. Step 4: Simplify right side
    25,715.11x = 350,466,124.18
  5. Step 5: Solve for x
    x = 350,466,124.18/25,715.11
  6. Step 6: Final answer
    x = 13,628.80

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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.