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Finding the Fourth Proportional to 29,591.43, 44,387.31 and 9,869.93

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Solution

The fourth proportional to 29,591.43, 44,387.31 and 9,869.93 is: 14,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,591.43 : 44,387.31 = 9,869.93 : x
  2. Step 2: Convert to fraction form
    29,591.43/44,387.31 = 9,869.93/x
  3. Step 3: Cross multiply
    29,591.43x = 44,387.31 × 9,869.93
  4. Step 4: Simplify right side
    29,591.43x = 438,099,624.12
  5. Step 5: Solve for x
    x = 438,099,624.12/29,591.43
  6. Step 6: Final answer
    x = 14,804.95

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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.