Home / 47,773.73-71,691.82-18,191.86

Finding the Fourth Proportional to 47,773.73, 71,691.82 and 18,191.86

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Solution

The fourth proportional to 47,773.73, 71,691.82 and 18,191.86 is: 27,299.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,773.73 : 71,691.82 = 18,191.86 : x
  2. Step 2: Convert to fraction form
    47,773.73/71,691.82 = 18,191.86/x
  3. Step 3: Cross multiply
    47,773.73x = 71,691.82 × 18,191.86
  4. Step 4: Simplify right side
    47,773.73x = 1,304,207,327.88
  5. Step 5: Solve for x
    x = 1,304,207,327.88/47,773.73
  6. Step 6: Final answer
    x = 27,299.67

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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.