Home / 41,792.70-62,689.36-12,231.15

Finding the Fourth Proportional to 41,792.70, 62,689.36 and 12,231.15

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Solution

The fourth proportional to 41,792.70, 62,689.36 and 12,231.15 is: 18,346.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,792.70 : 62,689.36 = 12,231.15 : x
  2. Step 2: Convert to fraction form
    41,792.70/62,689.36 = 12,231.15/x
  3. Step 3: Cross multiply
    41,792.70x = 62,689.36 × 12,231.15
  4. Step 4: Simplify right side
    41,792.70x = 766,762,965.56
  5. Step 5: Solve for x
    x = 766,762,965.56/41,792.70
  6. Step 6: Final answer
    x = 18,346.82

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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.