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Finding the Fourth Proportional to 39,872.68, 59,809.03 and 27,354.76

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Solution

The fourth proportional to 39,872.68, 59,809.03 and 27,354.76 is: 41,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872.68 : 59,809.03 = 27,354.76 : x
  2. Step 2: Convert to fraction form
    39,872.68/59,809.03 = 27,354.76/x
  3. Step 3: Cross multiply
    39,872.68x = 59,809.03 × 27,354.76
  4. Step 4: Simplify right side
    39,872.68x = 1,636,061,339.01
  5. Step 5: Solve for x
    x = 1,636,061,339.01/39,872.68
  6. Step 6: Final answer
    x = 41,032.14

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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.