Home / 44,080.62-66,131.97-20,679.78

Finding the Fourth Proportional to 44,080.62, 66,131.97 and 20,679.78

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Solution

The fourth proportional to 44,080.62, 66,131.97 and 20,679.78 is: 31,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,080.62 : 66,131.97 = 20,679.78 : x
  2. Step 2: Convert to fraction form
    44,080.62/66,131.97 = 20,679.78/x
  3. Step 3: Cross multiply
    44,080.62x = 66,131.97 × 20,679.78
  4. Step 4: Simplify right side
    44,080.62x = 1,367,594,590.57
  5. Step 5: Solve for x
    x = 1,367,594,590.57/44,080.62
  6. Step 6: Final answer
    x = 31,024.85

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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.