Home / 40,882.60-61,338.30-39,442.60

Finding the Fourth Proportional to 40,882.60, 61,338.30 and 39,442.60

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Solution

The fourth proportional to 40,882.60, 61,338.30 and 39,442.60 is: 59,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,882.60 : 61,338.30 = 39,442.60 : x
  2. Step 2: Convert to fraction form
    40,882.60/61,338.30 = 39,442.60/x
  3. Step 3: Cross multiply
    40,882.60x = 61,338.30 × 39,442.60
  4. Step 4: Simplify right side
    40,882.60x = 2,419,342,031.58
  5. Step 5: Solve for x
    x = 2,419,342,031.58/40,882.60
  6. Step 6: Final answer
    x = 59,177.79

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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.