Home / 41,923.20-62,871.44-13,838.04

Finding the Fourth Proportional to 41,923.20, 62,871.44 and 13,838.04

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Solution

The fourth proportional to 41,923.20, 62,871.44 and 13,838.04 is: 20,752.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,923.20 : 62,871.44 = 13,838.04 : x
  2. Step 2: Convert to fraction form
    41,923.20/62,871.44 = 13,838.04/x
  3. Step 3: Cross multiply
    41,923.20x = 62,871.44 × 13,838.04
  4. Step 4: Simplify right side
    41,923.20x = 870,017,432.39
  5. Step 5: Solve for x
    x = 870,017,432.39/41,923.20
  6. Step 6: Final answer
    x = 20,752.65

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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.