Home / 41,091.92-61,646.20-13,382.48

Finding the Fourth Proportional to 41,091.92, 61,646.20 and 13,382.48

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Solution

The fourth proportional to 41,091.92, 61,646.20 and 13,382.48 is: 20,076.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,091.92 : 61,646.20 = 13,382.48 : x
  2. Step 2: Convert to fraction form
    41,091.92/61,646.20 = 13,382.48/x
  3. Step 3: Cross multiply
    41,091.92x = 61,646.20 × 13,382.48
  4. Step 4: Simplify right side
    41,091.92x = 824,979,038.58
  5. Step 5: Solve for x
    x = 824,979,038.58/41,091.92
  6. Step 6: Final answer
    x = 20,076.43

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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.