Home / 18,170.17-27,255.26-5,691.26

Finding the Fourth Proportional to 18,170.17, 27,255.26 and 5,691.26

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Solution

The fourth proportional to 18,170.17, 27,255.26 and 5,691.26 is: 8,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,170.17 : 27,255.26 = 5,691.26 : x
  2. Step 2: Convert to fraction form
    18,170.17/27,255.26 = 5,691.26/x
  3. Step 3: Cross multiply
    18,170.17x = 27,255.26 × 5,691.26
  4. Step 4: Simplify right side
    18,170.17x = 155,116,853.39
  5. Step 5: Solve for x
    x = 155,116,853.39/18,170.17
  6. Step 6: Final answer
    x = 8,536.90

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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.