Home / 41,812.88-62,723.78-12,230.87

Finding the Fourth Proportional to 41,812.88, 62,723.78 and 12,230.87

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Solution

The fourth proportional to 41,812.88, 62,723.78 and 12,230.87 is: 18,347.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,812.88 : 62,723.78 = 12,230.87 : x
  2. Step 2: Convert to fraction form
    41,812.88/62,723.78 = 12,230.87/x
  3. Step 3: Cross multiply
    41,812.88x = 62,723.78 × 12,230.87
  4. Step 4: Simplify right side
    41,812.88x = 767,166,337.93
  5. Step 5: Solve for x
    x = 767,166,337.93/41,812.88
  6. Step 6: Final answer
    x = 18,347.61

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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.