Home / 54,031.76-81,056.64-22,867.28

Finding the Fourth Proportional to 54,031.76, 81,056.64 and 22,867.28

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Solution

The fourth proportional to 54,031.76, 81,056.64 and 22,867.28 is: 34,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,031.76 : 81,056.64 = 22,867.28 : x
  2. Step 2: Convert to fraction form
    54,031.76/81,056.64 = 22,867.28/x
  3. Step 3: Cross multiply
    54,031.76x = 81,056.64 × 22,867.28
  4. Step 4: Simplify right side
    54,031.76x = 1,853,544,882.74
  5. Step 5: Solve for x
    x = 1,853,544,882.74/54,031.76
  6. Step 6: Final answer
    x = 34,304.73

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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.