Home / 41,286.43-61,910.47-20,227.51

Finding the Fourth Proportional to 41,286.43, 61,910.47 and 20,227.51

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Solution

The fourth proportional to 41,286.43, 61,910.47 and 20,227.51 is: 30,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,286.43 : 61,910.47 = 20,227.51 : x
  2. Step 2: Convert to fraction form
    41,286.43/61,910.47 = 20,227.51/x
  3. Step 3: Cross multiply
    41,286.43x = 61,910.47 × 20,227.51
  4. Step 4: Simplify right side
    41,286.43x = 1,252,294,651.03
  5. Step 5: Solve for x
    x = 1,252,294,651.03/41,286.43
  6. Step 6: Final answer
    x = 30,331.87

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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.