Home / 41,705.80-62,562.82-12,123.88

Finding the Fourth Proportional to 41,705.80, 62,562.82 and 12,123.88

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Solution

The fourth proportional to 41,705.80, 62,562.82 and 12,123.88 is: 18,187.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,705.80 : 62,562.82 = 12,123.88 : x
  2. Step 2: Convert to fraction form
    41,705.80/62,562.82 = 12,123.88/x
  3. Step 3: Cross multiply
    41,705.80x = 62,562.82 × 12,123.88
  4. Step 4: Simplify right side
    41,705.80x = 758,504,122.14
  5. Step 5: Solve for x
    x = 758,504,122.14/41,705.80
  6. Step 6: Final answer
    x = 18,187.02

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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.