Home / 41,160.87-61,734.15-11,571.68

Finding the Fourth Proportional to 41,160.87, 61,734.15 and 11,571.68

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Solution

The fourth proportional to 41,160.87, 61,734.15 and 11,571.68 is: 17,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,160.87 : 61,734.15 = 11,571.68 : x
  2. Step 2: Convert to fraction form
    41,160.87/61,734.15 = 11,571.68/x
  3. Step 3: Cross multiply
    41,160.87x = 61,734.15 × 11,571.68
  4. Step 4: Simplify right side
    41,160.87x = 714,367,983.21
  5. Step 5: Solve for x
    x = 714,367,983.21/41,160.87
  6. Step 6: Final answer
    x = 17,355.51

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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.