Home / 41,427-62,143.20-11,847.24

Finding the Fourth Proportional to 41,427, 62,143.20 and 11,847.24

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Solution

The fourth proportional to 41,427, 62,143.20 and 11,847.24 is: 17,771.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,427 : 62,143.20 = 11,847.24 : x
  2. Step 2: Convert to fraction form
    41,427/62,143.20 = 11,847.24/x
  3. Step 3: Cross multiply
    41,427x = 62,143.20 × 11,847.24
  4. Step 4: Simplify right side
    41,427x = 736,225,404.77
  5. Step 5: Solve for x
    x = 736,225,404.77/41,427
  6. Step 6: Final answer
    x = 17,771.63

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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.