Home / 18,057.46-27,082.29-4,909.96

Finding the Fourth Proportional to 18,057.46, 27,082.29 and 4,909.96

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Solution

The fourth proportional to 18,057.46, 27,082.29 and 4,909.96 is: 7,363.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.46 : 27,082.29 = 4,909.96 : x
  2. Step 2: Convert to fraction form
    18,057.46/27,082.29 = 4,909.96/x
  3. Step 3: Cross multiply
    18,057.46x = 27,082.29 × 4,909.96
  4. Step 4: Simplify right side
    18,057.46x = 132,972,960.61
  5. Step 5: Solve for x
    x = 132,972,960.61/18,057.46
  6. Step 6: Final answer
    x = 7,363.88

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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.