Home / 54,989.42-82,456.25-26,867.39

Finding the Fourth Proportional to 54,989.42, 82,456.25 and 26,867.39

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Solution

The fourth proportional to 54,989.42, 82,456.25 and 26,867.39 is: 40,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,989.42 : 82,456.25 = 26,867.39 : x
  2. Step 2: Convert to fraction form
    54,989.42/82,456.25 = 26,867.39/x
  3. Step 3: Cross multiply
    54,989.42x = 82,456.25 × 26,867.39
  4. Step 4: Simplify right side
    54,989.42x = 2,215,383,680.07
  5. Step 5: Solve for x
    x = 2,215,383,680.07/54,989.42
  6. Step 6: Final answer
    x = 40,287.46

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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.