Home / 41,162.91-61,743.36-18,976.28

Finding the Fourth Proportional to 41,162.91, 61,743.36 and 18,976.28

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Solution

The fourth proportional to 41,162.91, 61,743.36 and 18,976.28 is: 28,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,162.91 : 61,743.36 = 18,976.28 : x
  2. Step 2: Convert to fraction form
    41,162.91/61,743.36 = 18,976.28/x
  3. Step 3: Cross multiply
    41,162.91x = 61,743.36 × 18,976.28
  4. Step 4: Simplify right side
    41,162.91x = 1,171,659,049.95
  5. Step 5: Solve for x
    x = 1,171,659,049.95/41,162.91
  6. Step 6: Final answer
    x = 28,463.95

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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.