Home / 18,042.64-27,046.68-5,722

Finding the Fourth Proportional to 18,042.64, 27,046.68 and 5,722

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Solution

The fourth proportional to 18,042.64, 27,046.68 and 5,722 is: 8,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.64 : 27,046.68 = 5,722 : x
  2. Step 2: Convert to fraction form
    18,042.64/27,046.68 = 5,722/x
  3. Step 3: Cross multiply
    18,042.64x = 27,046.68 × 5,722
  4. Step 4: Simplify right side
    18,042.64x = 154,761,102.96
  5. Step 5: Solve for x
    x = 154,761,102.96/18,042.64
  6. Step 6: Final answer
    x = 8,577.52

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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.