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Finding the Fourth Proportional to 41,324.22, 61,982.01 and 20,256.12

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Solution

The fourth proportional to 41,324.22, 61,982.01 and 20,256.12 is: 30,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,324.22 : 61,982.01 = 20,256.12 : x
  2. Step 2: Convert to fraction form
    41,324.22/61,982.01 = 20,256.12/x
  3. Step 3: Cross multiply
    41,324.22x = 61,982.01 × 20,256.12
  4. Step 4: Simplify right side
    41,324.22x = 1,255,515,032.40
  5. Step 5: Solve for x
    x = 1,255,515,032.40/41,324.22
  6. Step 6: Final answer
    x = 30,382.06

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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.