Home / 13,514.22-20,274.03-4,747.95

Finding the Fourth Proportional to 13,514.22, 20,274.03 and 4,747.95

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Solution

The fourth proportional to 13,514.22, 20,274.03 and 4,747.95 is: 7,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.22 : 20,274.03 = 4,747.95 : x
  2. Step 2: Convert to fraction form
    13,514.22/20,274.03 = 4,747.95/x
  3. Step 3: Cross multiply
    13,514.22x = 20,274.03 × 4,747.95
  4. Step 4: Simplify right side
    13,514.22x = 96,260,080.74
  5. Step 5: Solve for x
    x = 96,260,080.74/13,514.22
  6. Step 6: Final answer
    x = 7,122.87

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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.