Home / 16,272.38-22,447.79-10,957.97

Finding the Fourth Proportional to 16,272.38, 22,447.79 and 10,957.97

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Solution

The fourth proportional to 16,272.38, 22,447.79 and 10,957.97 is: 15,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272.38 : 22,447.79 = 10,957.97 : x
  2. Step 2: Convert to fraction form
    16,272.38/22,447.79 = 10,957.97/x
  3. Step 3: Cross multiply
    16,272.38x = 22,447.79 × 10,957.97
  4. Step 4: Simplify right side
    16,272.38x = 245,982,209.39
  5. Step 5: Solve for x
    x = 245,982,209.39/16,272.38
  6. Step 6: Final answer
    x = 15,116.55

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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.