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Finding the Fourth Proportional to 29,411.34, 44,117.01 and 10,687.89

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Solution

The fourth proportional to 29,411.34, 44,117.01 and 10,687.89 is: 16,031.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,411.34 : 44,117.01 = 10,687.89 : x
  2. Step 2: Convert to fraction form
    29,411.34/44,117.01 = 10,687.89/x
  3. Step 3: Cross multiply
    29,411.34x = 44,117.01 × 10,687.89
  4. Step 4: Simplify right side
    29,411.34x = 471,517,750.01
  5. Step 5: Solve for x
    x = 471,517,750.01/29,411.34
  6. Step 6: Final answer
    x = 16,031.84

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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.