Home / 16,906.60-23,336.53-11,872.04

Finding the Fourth Proportional to 16,906.60, 23,336.53 and 11,872.04

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Solution

The fourth proportional to 16,906.60, 23,336.53 and 11,872.04 is: 16,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.60 : 23,336.53 = 11,872.04 : x
  2. Step 2: Convert to fraction form
    16,906.60/23,336.53 = 11,872.04/x
  3. Step 3: Cross multiply
    16,906.60x = 23,336.53 × 11,872.04
  4. Step 4: Simplify right side
    16,906.60x = 277,052,217.62
  5. Step 5: Solve for x
    x = 277,052,217.62/16,906.60
  6. Step 6: Final answer
    x = 16,387.22

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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.