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Finding the Fourth Proportional to 29,046.39, 43,569.59 and 14,251.87

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Solution

The fourth proportional to 29,046.39, 43,569.59 and 14,251.87 is: 21,377.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,046.39 : 43,569.59 = 14,251.87 : x
  2. Step 2: Convert to fraction form
    29,046.39/43,569.59 = 14,251.87/x
  3. Step 3: Cross multiply
    29,046.39x = 43,569.59 × 14,251.87
  4. Step 4: Simplify right side
    29,046.39x = 620,948,132.63
  5. Step 5: Solve for x
    x = 620,948,132.63/29,046.39
  6. Step 6: Final answer
    x = 21,377.81

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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.