Home / 20,244.12-30,367.62-6,393

Finding the Fourth Proportional to 20,244.12, 30,367.62 and 6,393

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Solution

The fourth proportional to 20,244.12, 30,367.62 and 6,393 is: 9,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.12 : 30,367.62 = 6,393 : x
  2. Step 2: Convert to fraction form
    20,244.12/30,367.62 = 6,393/x
  3. Step 3: Cross multiply
    20,244.12x = 30,367.62 × 6,393
  4. Step 4: Simplify right side
    20,244.12x = 194,140,194.66
  5. Step 5: Solve for x
    x = 194,140,194.66/20,244.12
  6. Step 6: Final answer
    x = 9,589.95

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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.