Home / 18,630.44-27,949.32-6,149.96

Finding the Fourth Proportional to 18,630.44, 27,949.32 and 6,149.96

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Solution

The fourth proportional to 18,630.44, 27,949.32 and 6,149.96 is: 9,226.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.44 : 27,949.32 = 6,149.96 : x
  2. Step 2: Convert to fraction form
    18,630.44/27,949.32 = 6,149.96/x
  3. Step 3: Cross multiply
    18,630.44x = 27,949.32 × 6,149.96
  4. Step 4: Simplify right side
    18,630.44x = 171,887,200.03
  5. Step 5: Solve for x
    x = 171,887,200.03/18,630.44
  6. Step 6: Final answer
    x = 9,226.15

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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.