Home / 54,844.38-82,278.88-17,405.68

Finding the Fourth Proportional to 54,844.38, 82,278.88 and 17,405.68

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Solution

The fourth proportional to 54,844.38, 82,278.88 and 17,405.68 is: 26,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,844.38 : 82,278.88 = 17,405.68 : x
  2. Step 2: Convert to fraction form
    54,844.38/82,278.88 = 17,405.68/x
  3. Step 3: Cross multiply
    54,844.38x = 82,278.88 × 17,405.68
  4. Step 4: Simplify right side
    54,844.38x = 1,432,119,856.04
  5. Step 5: Solve for x
    x = 1,432,119,856.04/54,844.38
  6. Step 6: Final answer
    x = 26,112.43

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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.