Home / 16,282.38-22,469.68-9,208.65

Finding the Fourth Proportional to 16,282.38, 22,469.68 and 9,208.65

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Solution

The fourth proportional to 16,282.38, 22,469.68 and 9,208.65 is: 12,707.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,282.38 : 22,469.68 = 9,208.65 : x
  2. Step 2: Convert to fraction form
    16,282.38/22,469.68 = 9,208.65/x
  3. Step 3: Cross multiply
    16,282.38x = 22,469.68 × 9,208.65
  4. Step 4: Simplify right side
    16,282.38x = 206,915,283.36
  5. Step 5: Solve for x
    x = 206,915,283.36/16,282.38
  6. Step 6: Final answer
    x = 12,707.93

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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.