Home / 49,411.92-74,121.18-17,387.18

Finding the Fourth Proportional to 49,411.92, 74,121.18 and 17,387.18

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Solution

The fourth proportional to 49,411.92, 74,121.18 and 17,387.18 is: 26,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,411.92 : 74,121.18 = 17,387.18 : x
  2. Step 2: Convert to fraction form
    49,411.92/74,121.18 = 17,387.18/x
  3. Step 3: Cross multiply
    49,411.92x = 74,121.18 × 17,387.18
  4. Step 4: Simplify right side
    49,411.92x = 1,288,758,298.47
  5. Step 5: Solve for x
    x = 1,288,758,298.47/49,411.92
  6. Step 6: Final answer
    x = 26,081.93

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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.