Home / 41,304.20-61,912.98-20,215.16

Finding the Fourth Proportional to 41,304.20, 61,912.98 and 20,215.16

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Solution

The fourth proportional to 41,304.20, 61,912.98 and 20,215.16 is: 30,301.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,304.20 : 61,912.98 = 20,215.16 : x
  2. Step 2: Convert to fraction form
    41,304.20/61,912.98 = 20,215.16/x
  3. Step 3: Cross multiply
    41,304.20x = 61,912.98 × 20,215.16
  4. Step 4: Simplify right side
    41,304.20x = 1,251,580,796.78
  5. Step 5: Solve for x
    x = 1,251,580,796.78/41,304.20
  6. Step 6: Final answer
    x = 30,301.54

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1.5x scale

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.