Home / 40,982.20-61,376.10-25,235.80

Finding the Fourth Proportional to 40,982.20, 61,376.10 and 25,235.80

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Solution

The fourth proportional to 40,982.20, 61,376.10 and 25,235.80 is: 37,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,982.20 : 61,376.10 = 25,235.80 : x
  2. Step 2: Convert to fraction form
    40,982.20/61,376.10 = 25,235.80/x
  3. Step 3: Cross multiply
    40,982.20x = 61,376.10 × 25,235.80
  4. Step 4: Simplify right side
    40,982.20x = 1,548,874,984.38
  5. Step 5: Solve for x
    x = 1,548,874,984.38/40,982.20
  6. Step 6: Final answer
    x = 37,793.85

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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.