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Finding the Fourth Proportional to 29,691.44, 44,468.80 and 17,180.42

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Solution

The fourth proportional to 29,691.44, 44,468.80 and 17,180.42 is: 25,731.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,691.44 : 44,468.80 = 17,180.42 : x
  2. Step 2: Convert to fraction form
    29,691.44/44,468.80 = 17,180.42/x
  3. Step 3: Cross multiply
    29,691.44x = 44,468.80 × 17,180.42
  4. Step 4: Simplify right side
    29,691.44x = 763,992,660.90
  5. Step 5: Solve for x
    x = 763,992,660.90/29,691.44
  6. Step 6: Final answer
    x = 25,731.07

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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.