Home / 49,456.20-74,169.90-27,280.20

Finding the Fourth Proportional to 49,456.20, 74,169.90 and 27,280.20

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Solution

The fourth proportional to 49,456.20, 74,169.90 and 27,280.20 is: 40,912.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,456.20 : 74,169.90 = 27,280.20 : x
  2. Step 2: Convert to fraction form
    49,456.20/74,169.90 = 27,280.20/x
  3. Step 3: Cross multiply
    49,456.20x = 74,169.90 × 27,280.20
  4. Step 4: Simplify right side
    49,456.20x = 2,023,369,705.98
  5. Step 5: Solve for x
    x = 2,023,369,705.98/49,456.20
  6. Step 6: Final answer
    x = 40,912.36

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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.