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Finding the Fourth Proportional to 15,337.20, 22,957.20 and 10,963.20

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Solution

The fourth proportional to 15,337.20, 22,957.20 and 10,963.20 is: 16,410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,337.20 : 22,957.20 = 10,963.20 : x
  2. Step 2: Convert to fraction form
    15,337.20/22,957.20 = 10,963.20/x
  3. Step 3: Cross multiply
    15,337.20x = 22,957.20 × 10,963.20
  4. Step 4: Simplify right side
    15,337.20x = 251,684,375.04
  5. Step 5: Solve for x
    x = 251,684,375.04/15,337.20
  6. Step 6: Final answer
    x = 16,410.06

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1.5x scale

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.