Home / 17,279.82-25,919.88-11,394.39

Finding the Fourth Proportional to 17,279.82, 25,919.88 and 11,394.39

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Solution

The fourth proportional to 17,279.82, 25,919.88 and 11,394.39 is: 17,091.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279.82 : 25,919.88 = 11,394.39 : x
  2. Step 2: Convert to fraction form
    17,279.82/25,919.88 = 11,394.39/x
  3. Step 3: Cross multiply
    17,279.82x = 25,919.88 × 11,394.39
  4. Step 4: Simplify right side
    17,279.82x = 295,341,221.47
  5. Step 5: Solve for x
    x = 295,341,221.47/17,279.82
  6. Step 6: Final answer
    x = 17,091.68

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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.