Home / 41,134.92-61,712.10-21,408.99

Finding the Fourth Proportional to 41,134.92, 61,712.10 and 21,408.99

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Solution

The fourth proportional to 41,134.92, 61,712.10 and 21,408.99 is: 32,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,134.92 : 61,712.10 = 21,408.99 : x
  2. Step 2: Convert to fraction form
    41,134.92/61,712.10 = 21,408.99/x
  3. Step 3: Cross multiply
    41,134.92x = 61,712.10 × 21,408.99
  4. Step 4: Simplify right side
    41,134.92x = 1,321,193,731.78
  5. Step 5: Solve for x
    x = 1,321,193,731.78/41,134.92
  6. Step 6: Final answer
    x = 32,118.54

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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.