Home / 18,072.86-27,082.62-10,179.18

Finding the Fourth Proportional to 18,072.86, 27,082.62 and 10,179.18

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Solution

The fourth proportional to 18,072.86, 27,082.62 and 10,179.18 is: 15,253.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.86 : 27,082.62 = 10,179.18 : x
  2. Step 2: Convert to fraction form
    18,072.86/27,082.62 = 10,179.18/x
  3. Step 3: Cross multiply
    18,072.86x = 27,082.62 × 10,179.18
  4. Step 4: Simplify right side
    18,072.86x = 275,678,863.85
  5. Step 5: Solve for x
    x = 275,678,863.85/18,072.86
  6. Step 6: Final answer
    x = 15,253.75

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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.