Home / 41,818.72-57,691.60-25,680.48

Finding the Fourth Proportional to 41,818.72, 57,691.60 and 25,680.48

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Solution

The fourth proportional to 41,818.72, 57,691.60 and 25,680.48 is: 35,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,818.72 : 57,691.60 = 25,680.48 : x
  2. Step 2: Convert to fraction form
    41,818.72/57,691.60 = 25,680.48/x
  3. Step 3: Cross multiply
    41,818.72x = 57,691.60 × 25,680.48
  4. Step 4: Simplify right side
    41,818.72x = 1,481,547,979.97
  5. Step 5: Solve for x
    x = 1,481,547,979.97/41,818.72
  6. Step 6: Final answer
    x = 35,427.87

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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.