Home / 15,499.28-23,248.92-3,812.52

Finding the Fourth Proportional to 15,499.28, 23,248.92 and 3,812.52

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Solution

The fourth proportional to 15,499.28, 23,248.92 and 3,812.52 is: 5,718.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,499.28 : 23,248.92 = 3,812.52 : x
  2. Step 2: Convert to fraction form
    15,499.28/23,248.92 = 3,812.52/x
  3. Step 3: Cross multiply
    15,499.28x = 23,248.92 × 3,812.52
  4. Step 4: Simplify right side
    15,499.28x = 88,636,972.48
  5. Step 5: Solve for x
    x = 88,636,972.48/15,499.28
  6. Step 6: Final answer
    x = 5,718.78

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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.