Home / 41,270.86-61,898.10-20,201.86

Finding the Fourth Proportional to 41,270.86, 61,898.10 and 20,201.86

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Solution

The fourth proportional to 41,270.86, 61,898.10 and 20,201.86 is: 30,298.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,270.86 : 61,898.10 = 20,201.86 : x
  2. Step 2: Convert to fraction form
    41,270.86/61,898.10 = 20,201.86/x
  3. Step 3: Cross multiply
    41,270.86x = 61,898.10 × 20,201.86
  4. Step 4: Simplify right side
    41,270.86x = 1,250,456,750.47
  5. Step 5: Solve for x
    x = 1,250,456,750.47/41,270.86
  6. Step 6: Final answer
    x = 30,298.78

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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.