Home / 40,481.68-55,864.97-22,577.82

Finding the Fourth Proportional to 40,481.68, 55,864.97 and 22,577.82

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Solution

The fourth proportional to 40,481.68, 55,864.97 and 22,577.82 is: 31,157.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,481.68 : 55,864.97 = 22,577.82 : x
  2. Step 2: Convert to fraction form
    40,481.68/55,864.97 = 22,577.82/x
  3. Step 3: Cross multiply
    40,481.68x = 55,864.97 × 22,577.82
  4. Step 4: Simplify right side
    40,481.68x = 1,261,309,236.97
  5. Step 5: Solve for x
    x = 1,261,309,236.97/40,481.68
  6. Step 6: Final answer
    x = 31,157.53

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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.