Home / 41,375.40-61,990.20-33,939.60

Finding the Fourth Proportional to 41,375.40, 61,990.20 and 33,939.60

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Solution

The fourth proportional to 41,375.40, 61,990.20 and 33,939.60 is: 50,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,375.40 : 61,990.20 = 33,939.60 : x
  2. Step 2: Convert to fraction form
    41,375.40/61,990.20 = 33,939.60/x
  3. Step 3: Cross multiply
    41,375.40x = 61,990.20 × 33,939.60
  4. Step 4: Simplify right side
    41,375.40x = 2,103,922,591.92
  5. Step 5: Solve for x
    x = 2,103,922,591.92/41,375.40
  6. Step 6: Final answer
    x = 50,849.60

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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.