Home / 16,791.62-23,176.19-13,150.44

Finding the Fourth Proportional to 16,791.62, 23,176.19 and 13,150.44

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Solution

The fourth proportional to 16,791.62, 23,176.19 and 13,150.44 is: 18,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.62 : 23,176.19 = 13,150.44 : x
  2. Step 2: Convert to fraction form
    16,791.62/23,176.19 = 13,150.44/x
  3. Step 3: Cross multiply
    16,791.62x = 23,176.19 × 13,150.44
  4. Step 4: Simplify right side
    16,791.62x = 304,777,128.90
  5. Step 5: Solve for x
    x = 304,777,128.90/16,791.62
  6. Step 6: Final answer
    x = 18,150.55

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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.