Home / 18,178.85-27,253.56-8,176.26

Finding the Fourth Proportional to 18,178.85, 27,253.56 and 8,176.26

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Solution

The fourth proportional to 18,178.85, 27,253.56 and 8,176.26 is: 12,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.85 : 27,253.56 = 8,176.26 : x
  2. Step 2: Convert to fraction form
    18,178.85/27,253.56 = 8,176.26/x
  3. Step 3: Cross multiply
    18,178.85x = 27,253.56 × 8,176.26
  4. Step 4: Simplify right side
    18,178.85x = 222,832,172.05
  5. Step 5: Solve for x
    x = 222,832,172.05/18,178.85
  6. Step 6: Final answer
    x = 12,257.77

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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.