Home / 11,150.88-16,729.38-9,065.70

Finding the Fourth Proportional to 11,150.88, 16,729.38 and 9,065.70

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Solution

The fourth proportional to 11,150.88, 16,729.38 and 9,065.70 is: 13,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150.88 : 16,729.38 = 9,065.70 : x
  2. Step 2: Convert to fraction form
    11,150.88/16,729.38 = 9,065.70/x
  3. Step 3: Cross multiply
    11,150.88x = 16,729.38 × 9,065.70
  4. Step 4: Simplify right side
    11,150.88x = 151,663,540.27
  5. Step 5: Solve for x
    x = 151,663,540.27/11,150.88
  6. Step 6: Final answer
    x = 13,601.04

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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.