Home / 18,170.68-27,261.26-5,694.30

Finding the Fourth Proportional to 18,170.68, 27,261.26 and 5,694.30

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Solution

The fourth proportional to 18,170.68, 27,261.26 and 5,694.30 is: 8,543.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,170.68 : 27,261.26 = 5,694.30 : x
  2. Step 2: Convert to fraction form
    18,170.68/27,261.26 = 5,694.30/x
  3. Step 3: Cross multiply
    18,170.68x = 27,261.26 × 5,694.30
  4. Step 4: Simplify right side
    18,170.68x = 155,233,785.70
  5. Step 5: Solve for x
    x = 155,233,785.70/18,170.68
  6. Step 6: Final answer
    x = 8,543.09

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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.