Home / 47,892.27-71,862.70-21,591.16

Finding the Fourth Proportional to 47,892.27, 71,862.70 and 21,591.16

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Solution

The fourth proportional to 47,892.27, 71,862.70 and 21,591.16 is: 32,397.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,892.27 : 71,862.70 = 21,591.16 : x
  2. Step 2: Convert to fraction form
    47,892.27/71,862.70 = 21,591.16/x
  3. Step 3: Cross multiply
    47,892.27x = 71,862.70 × 21,591.16
  4. Step 4: Simplify right side
    47,892.27x = 1,551,599,053.73
  5. Step 5: Solve for x
    x = 1,551,599,053.73/47,892.27
  6. Step 6: Final answer
    x = 32,397.69

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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.