Home / 41,808.80-62,711.92-12,227.28

Finding the Fourth Proportional to 41,808.80, 62,711.92 and 12,227.28

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Solution

The fourth proportional to 41,808.80, 62,711.92 and 12,227.28 is: 18,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,808.80 : 62,711.92 = 12,227.28 : x
  2. Step 2: Convert to fraction form
    41,808.80/62,711.92 = 12,227.28/x
  3. Step 3: Cross multiply
    41,808.80x = 62,711.92 × 12,227.28
  4. Step 4: Simplify right side
    41,808.80x = 766,796,205.18
  5. Step 5: Solve for x
    x = 766,796,205.18/41,808.80
  6. Step 6: Final answer
    x = 18,340.55

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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.