Home / 49,198.20-67,892.32-27,976.12

Finding the Fourth Proportional to 49,198.20, 67,892.32 and 27,976.12

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Solution

The fourth proportional to 49,198.20, 67,892.32 and 27,976.12 is: 38,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,198.20 : 67,892.32 = 27,976.12 : x
  2. Step 2: Convert to fraction form
    49,198.20/67,892.32 = 27,976.12/x
  3. Step 3: Cross multiply
    49,198.20x = 67,892.32 × 27,976.12
  4. Step 4: Simplify right side
    49,198.20x = 1,899,363,691.40
  5. Step 5: Solve for x
    x = 1,899,363,691.40/49,198.20
  6. Step 6: Final answer
    x = 38,606.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.