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Finding the Fourth Proportional to 41,910.09, 62,865.11 and 12,327.92

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Solution

The fourth proportional to 41,910.09, 62,865.11 and 12,327.92 is: 18,491.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,910.09 : 62,865.11 = 12,327.92 : x
  2. Step 2: Convert to fraction form
    41,910.09/62,865.11 = 12,327.92/x
  3. Step 3: Cross multiply
    41,910.09x = 62,865.11 × 12,327.92
  4. Step 4: Simplify right side
    41,910.09x = 774,996,352.73
  5. Step 5: Solve for x
    x = 774,996,352.73/41,910.09
  6. Step 6: Final answer
    x = 18,491.88

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1.5x scale

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.