Home / 18,414.68-27,622.44-6,727.92

Finding the Fourth Proportional to 18,414.68, 27,622.44 and 6,727.92

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Solution

The fourth proportional to 18,414.68, 27,622.44 and 6,727.92 is: 10,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,414.68 : 27,622.44 = 6,727.92 : x
  2. Step 2: Convert to fraction form
    18,414.68/27,622.44 = 6,727.92/x
  3. Step 3: Cross multiply
    18,414.68x = 27,622.44 × 6,727.92
  4. Step 4: Simplify right side
    18,414.68x = 185,841,566.52
  5. Step 5: Solve for x
    x = 185,841,566.52/18,414.68
  6. Step 6: Final answer
    x = 10,092.03

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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.