Home / 18,514.08-27,770.88-4,474

Finding the Fourth Proportional to 18,514.08, 27,770.88 and 4,474

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Solution

The fourth proportional to 18,514.08, 27,770.88 and 4,474 is: 6,710.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.08 : 27,770.88 = 4,474 : x
  2. Step 2: Convert to fraction form
    18,514.08/27,770.88 = 4,474/x
  3. Step 3: Cross multiply
    18,514.08x = 27,770.88 × 4,474
  4. Step 4: Simplify right side
    18,514.08x = 124,246,917.12
  5. Step 5: Solve for x
    x = 124,246,917.12/18,514.08
  6. Step 6: Final answer
    x = 6,710.94

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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.