Home / 52,213.20-78,327.09-25,910.88

Finding the Fourth Proportional to 52,213.20, 78,327.09 and 25,910.88

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Solution

The fourth proportional to 52,213.20, 78,327.09 and 25,910.88 is: 38,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213.20 : 78,327.09 = 25,910.88 : x
  2. Step 2: Convert to fraction form
    52,213.20/78,327.09 = 25,910.88/x
  3. Step 3: Cross multiply
    52,213.20x = 78,327.09 × 25,910.88
  4. Step 4: Simplify right side
    52,213.20x = 2,029,523,308.55
  5. Step 5: Solve for x
    x = 2,029,523,308.55/52,213.20
  6. Step 6: Final answer
    x = 38,869.93

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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.