Home / 41,142.60-61,713.90-27,145.80

Finding the Fourth Proportional to 41,142.60, 61,713.90 and 27,145.80

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Solution

The fourth proportional to 41,142.60, 61,713.90 and 27,145.80 is: 40,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,142.60 : 61,713.90 = 27,145.80 : x
  2. Step 2: Convert to fraction form
    41,142.60/61,713.90 = 27,145.80/x
  3. Step 3: Cross multiply
    41,142.60x = 61,713.90 × 27,145.80
  4. Step 4: Simplify right side
    41,142.60x = 1,675,273,186.62
  5. Step 5: Solve for x
    x = 1,675,273,186.62/41,142.60
  6. Step 6: Final answer
    x = 40,718.70

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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.