Home / 18,080.55-27,102.60-8,226.90

Finding the Fourth Proportional to 18,080.55, 27,102.60 and 8,226.90

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Solution

The fourth proportional to 18,080.55, 27,102.60 and 8,226.90 is: 12,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.55 : 27,102.60 = 8,226.90 : x
  2. Step 2: Convert to fraction form
    18,080.55/27,102.60 = 8,226.90/x
  3. Step 3: Cross multiply
    18,080.55x = 27,102.60 × 8,226.90
  4. Step 4: Simplify right side
    18,080.55x = 222,970,379.94
  5. Step 5: Solve for x
    x = 222,970,379.94/18,080.55
  6. Step 6: Final answer
    x = 12,332.06

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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.