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Finding the Fourth Proportional to 29,753.58, 44,614.65 and 15,721.14

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Solution

The fourth proportional to 29,753.58, 44,614.65 and 15,721.14 is: 23,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,753.58 : 44,614.65 = 15,721.14 : x
  2. Step 2: Convert to fraction form
    29,753.58/44,614.65 = 15,721.14/x
  3. Step 3: Cross multiply
    29,753.58x = 44,614.65 × 15,721.14
  4. Step 4: Simplify right side
    29,753.58x = 701,393,158.70
  5. Step 5: Solve for x
    x = 701,393,158.70/29,753.58
  6. Step 6: Final answer
    x = 23,573.40

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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.