Home / 49,677.92-68,555.19-28,171.73

Finding the Fourth Proportional to 49,677.92, 68,555.19 and 28,171.73

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Solution

The fourth proportional to 49,677.92, 68,555.19 and 28,171.73 is: 38,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,677.92 : 68,555.19 = 28,171.73 : x
  2. Step 2: Convert to fraction form
    49,677.92/68,555.19 = 28,171.73/x
  3. Step 3: Cross multiply
    49,677.92x = 68,555.19 × 28,171.73
  4. Step 4: Simplify right side
    49,677.92x = 1,931,318,302.78
  5. Step 5: Solve for x
    x = 1,931,318,302.78/49,677.92
  6. Step 6: Final answer
    x = 38,876.79

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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.