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Finding the Fourth Proportional to 29,160.59, 43,747.82 and 9,439.14

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Solution

The fourth proportional to 29,160.59, 43,747.82 and 9,439.14 is: 14,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.59 : 43,747.82 = 9,439.14 : x
  2. Step 2: Convert to fraction form
    29,160.59/43,747.82 = 9,439.14/x
  3. Step 3: Cross multiply
    29,160.59x = 43,747.82 × 9,439.14
  4. Step 4: Simplify right side
    29,160.59x = 412,941,750.48
  5. Step 5: Solve for x
    x = 412,941,750.48/29,160.59
  6. Step 6: Final answer
    x = 14,160.96

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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.