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Finding the Fourth Proportional to 29,154.34, 43,737.87 and 9,434.89

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Solution

The fourth proportional to 29,154.34, 43,737.87 and 9,434.89 is: 14,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.34 : 43,737.87 = 9,434.89 : x
  2. Step 2: Convert to fraction form
    29,154.34/43,737.87 = 9,434.89/x
  3. Step 3: Cross multiply
    29,154.34x = 43,737.87 × 9,434.89
  4. Step 4: Simplify right side
    29,154.34x = 412,661,773.59
  5. Step 5: Solve for x
    x = 412,661,773.59/29,154.34
  6. Step 6: Final answer
    x = 14,154.39

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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.