Home / 57,481.82-86,226.36-18,040.49

Finding the Fourth Proportional to 57,481.82, 86,226.36 and 18,040.49

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Solution

The fourth proportional to 57,481.82, 86,226.36 and 18,040.49 is: 27,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,481.82 : 86,226.36 = 18,040.49 : x
  2. Step 2: Convert to fraction form
    57,481.82/86,226.36 = 18,040.49/x
  3. Step 3: Cross multiply
    57,481.82x = 86,226.36 × 18,040.49
  4. Step 4: Simplify right side
    57,481.82x = 1,555,565,354.18
  5. Step 5: Solve for x
    x = 1,555,565,354.18/57,481.82
  6. Step 6: Final answer
    x = 27,061.87

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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.