Home / 16,432.39-22,695.56-11,976.04

Finding the Fourth Proportional to 16,432.39, 22,695.56 and 11,976.04

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Solution

The fourth proportional to 16,432.39, 22,695.56 and 11,976.04 is: 16,540.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,432.39 : 22,695.56 = 11,976.04 : x
  2. Step 2: Convert to fraction form
    16,432.39/22,695.56 = 11,976.04/x
  3. Step 3: Cross multiply
    16,432.39x = 22,695.56 × 11,976.04
  4. Step 4: Simplify right side
    16,432.39x = 271,802,934.38
  5. Step 5: Solve for x
    x = 271,802,934.38/16,432.39
  6. Step 6: Final answer
    x = 16,540.68

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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.