Home / 18,229.88-27,344.84-9,446.36

Finding the Fourth Proportional to 18,229.88, 27,344.84 and 9,446.36

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Solution

The fourth proportional to 18,229.88, 27,344.84 and 9,446.36 is: 14,169.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.88 : 27,344.84 = 9,446.36 : x
  2. Step 2: Convert to fraction form
    18,229.88/27,344.84 = 9,446.36/x
  3. Step 3: Cross multiply
    18,229.88x = 27,344.84 × 9,446.36
  4. Step 4: Simplify right side
    18,229.88x = 258,309,018.83
  5. Step 5: Solve for x
    x = 258,309,018.83/18,229.88
  6. Step 6: Final answer
    x = 14,169.54

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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.