Home / 16,282.56-22,469.76-9,208.96

Finding the Fourth Proportional to 16,282.56, 22,469.76 and 9,208.96

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Solution

The fourth proportional to 16,282.56, 22,469.76 and 9,208.96 is: 12,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,282.56 : 22,469.76 = 9,208.96 : x
  2. Step 2: Convert to fraction form
    16,282.56/22,469.76 = 9,208.96/x
  3. Step 3: Cross multiply
    16,282.56x = 22,469.76 × 9,208.96
  4. Step 4: Simplify right side
    16,282.56x = 206,923,121.05
  5. Step 5: Solve for x
    x = 206,923,121.05/16,282.56
  6. Step 6: Final answer
    x = 12,708.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.