Home / 41,057.56-61,540.26-20,295.64

Finding the Fourth Proportional to 41,057.56, 61,540.26 and 20,295.64

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Solution

The fourth proportional to 41,057.56, 61,540.26 and 20,295.64 is: 30,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,057.56 : 61,540.26 = 20,295.64 : x
  2. Step 2: Convert to fraction form
    41,057.56/61,540.26 = 20,295.64/x
  3. Step 3: Cross multiply
    41,057.56x = 61,540.26 × 20,295.64
  4. Step 4: Simplify right side
    41,057.56x = 1,248,998,962.47
  5. Step 5: Solve for x
    x = 1,248,998,962.47/41,057.56
  6. Step 6: Final answer
    x = 30,420.68

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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.