Home / 41,201.76-61,753.20-18,984.64

Finding the Fourth Proportional to 41,201.76, 61,753.20 and 18,984.64

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Solution

The fourth proportional to 41,201.76, 61,753.20 and 18,984.64 is: 28,454.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,201.76 : 61,753.20 = 18,984.64 : x
  2. Step 2: Convert to fraction form
    41,201.76/61,753.20 = 18,984.64/x
  3. Step 3: Cross multiply
    41,201.76x = 61,753.20 × 18,984.64
  4. Step 4: Simplify right side
    41,201.76x = 1,172,362,270.85
  5. Step 5: Solve for x
    x = 1,172,362,270.85/41,201.76
  6. Step 6: Final answer
    x = 28,454.18

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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.