Home / 41,131.68-61,717.12-28,500.92

Finding the Fourth Proportional to 41,131.68, 61,717.12 and 28,500.92

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Solution

The fourth proportional to 41,131.68, 61,717.12 and 28,500.92 is: 42,764.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,131.68 : 61,717.12 = 28,500.92 : x
  2. Step 2: Convert to fraction form
    41,131.68/61,717.12 = 28,500.92/x
  3. Step 3: Cross multiply
    41,131.68x = 61,717.12 × 28,500.92
  4. Step 4: Simplify right side
    41,131.68x = 1,758,994,805.09
  5. Step 5: Solve for x
    x = 1,758,994,805.09/41,131.68
  6. Step 6: Final answer
    x = 42,764.96

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1.5x scale

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.