Home / 47,910-71,895.76-32,132.85

Finding the Fourth Proportional to 47,910, 71,895.76 and 32,132.85

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Solution

The fourth proportional to 47,910, 71,895.76 and 32,132.85 is: 48,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,910 : 71,895.76 = 32,132.85 : x
  2. Step 2: Convert to fraction form
    47,910/71,895.76 = 32,132.85/x
  3. Step 3: Cross multiply
    47,910x = 71,895.76 × 32,132.85
  4. Step 4: Simplify right side
    47,910x = 2,310,215,671.72
  5. Step 5: Solve for x
    x = 2,310,215,671.72/47,910
  6. Step 6: Final answer
    x = 48,219.91

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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.