Home / 29,169.28-43,753.40-9,447.88

Finding the Fourth Proportional to 29,169.28, 43,753.40 and 9,447.88

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Solution

The fourth proportional to 29,169.28, 43,753.40 and 9,447.88 is: 14,171.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,169.28 : 43,753.40 = 9,447.88 : x
  2. Step 2: Convert to fraction form
    29,169.28/43,753.40 = 9,447.88/x
  3. Step 3: Cross multiply
    29,169.28x = 43,753.40 × 9,447.88
  4. Step 4: Simplify right side
    29,169.28x = 413,376,872.79
  5. Step 5: Solve for x
    x = 413,376,872.79/29,169.28
  6. Step 6: Final answer
    x = 14,171.65

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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.