Home / 18,110.20-27,165.30-9,252.85

Finding the Fourth Proportional to 18,110.20, 27,165.30 and 9,252.85

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Solution

The fourth proportional to 18,110.20, 27,165.30 and 9,252.85 is: 13,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.20 : 27,165.30 = 9,252.85 : x
  2. Step 2: Convert to fraction form
    18,110.20/27,165.30 = 9,252.85/x
  3. Step 3: Cross multiply
    18,110.20x = 27,165.30 × 9,252.85
  4. Step 4: Simplify right side
    18,110.20x = 251,356,446.11
  5. Step 5: Solve for x
    x = 251,356,446.11/18,110.20
  6. Step 6: Final answer
    x = 13,879.28

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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.