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Finding the Fourth Proportional to 47,366, 71,028.28 and 25,174.04

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Solution

The fourth proportional to 47,366, 71,028.28 and 25,174.04 is: 37,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,366 : 71,028.28 = 25,174.04 : x
  2. Step 2: Convert to fraction form
    47,366/71,028.28 = 25,174.04/x
  3. Step 3: Cross multiply
    47,366x = 71,028.28 × 25,174.04
  4. Step 4: Simplify right side
    47,366x = 1,788,068,761.85
  5. Step 5: Solve for x
    x = 1,788,068,761.85/47,366
  6. Step 6: Final answer
    x = 37,750.05

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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.