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Finding the Fourth Proportional to 29,167.70, 43,758.52 and 9,446.28

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Solution

The fourth proportional to 29,167.70, 43,758.52 and 9,446.28 is: 14,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,167.70 : 43,758.52 = 9,446.28 : x
  2. Step 2: Convert to fraction form
    29,167.70/43,758.52 = 9,446.28/x
  3. Step 3: Cross multiply
    29,167.70x = 43,758.52 × 9,446.28
  4. Step 4: Simplify right side
    29,167.70x = 413,355,232.31
  5. Step 5: Solve for x
    x = 413,355,232.31/29,167.70
  6. Step 6: Final answer
    x = 14,171.68

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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.