Home / 41,452.31-62,172.41-20,386.69

Finding the Fourth Proportional to 41,452.31, 62,172.41 and 20,386.69

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Solution

The fourth proportional to 41,452.31, 62,172.41 and 20,386.69 is: 30,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,452.31 : 62,172.41 = 20,386.69 : x
  2. Step 2: Convert to fraction form
    41,452.31/62,172.41 = 20,386.69/x
  3. Step 3: Cross multiply
    41,452.31x = 62,172.41 × 20,386.69
  4. Step 4: Simplify right side
    41,452.31x = 1,267,489,391.86
  5. Step 5: Solve for x
    x = 1,267,489,391.86/41,452.31
  6. Step 6: Final answer
    x = 30,577.05

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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.