Home / 13,514.97-20,272.45-6,119.26

Finding the Fourth Proportional to 13,514.97, 20,272.45 and 6,119.26

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Solution

The fourth proportional to 13,514.97, 20,272.45 and 6,119.26 is: 9,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.97 : 20,272.45 = 6,119.26 : x
  2. Step 2: Convert to fraction form
    13,514.97/20,272.45 = 6,119.26/x
  3. Step 3: Cross multiply
    13,514.97x = 20,272.45 × 6,119.26
  4. Step 4: Simplify right side
    13,514.97x = 124,052,392.39
  5. Step 5: Solve for x
    x = 124,052,392.39/13,514.97
  6. Step 6: Final answer
    x = 9,178.89

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Similar ratio
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1.5x scale

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.