Home / 17,135.52-23,645.84-9,581.44

Finding the Fourth Proportional to 17,135.52, 23,645.84 and 9,581.44

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Solution

The fourth proportional to 17,135.52, 23,645.84 and 9,581.44 is: 13,221.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,135.52 : 23,645.84 = 9,581.44 : x
  2. Step 2: Convert to fraction form
    17,135.52/23,645.84 = 9,581.44/x
  3. Step 3: Cross multiply
    17,135.52x = 23,645.84 × 9,581.44
  4. Step 4: Simplify right side
    17,135.52x = 226,561,197.21
  5. Step 5: Solve for x
    x = 226,561,197.21/17,135.52
  6. Step 6: Final answer
    x = 13,221.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.