Home / 48,180.62-66,481.31-30,262.86

Finding the Fourth Proportional to 48,180.62, 66,481.31 and 30,262.86

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Solution

The fourth proportional to 48,180.62, 66,481.31 and 30,262.86 is: 41,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,180.62 : 66,481.31 = 30,262.86 : x
  2. Step 2: Convert to fraction form
    48,180.62/66,481.31 = 30,262.86/x
  3. Step 3: Cross multiply
    48,180.62x = 66,481.31 × 30,262.86
  4. Step 4: Simplify right side
    48,180.62x = 2,011,914,577.15
  5. Step 5: Solve for x
    x = 2,011,914,577.15/48,180.62
  6. Step 6: Final answer
    x = 41,757.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.