Home / 11,963.43-16,469.60-8,974.26

Finding the Fourth Proportional to 11,963.43, 16,469.60 and 8,974.26

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Solution

The fourth proportional to 11,963.43, 16,469.60 and 8,974.26 is: 12,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963.43 : 16,469.60 = 8,974.26 : x
  2. Step 2: Convert to fraction form
    11,963.43/16,469.60 = 8,974.26/x
  3. Step 3: Cross multiply
    11,963.43x = 16,469.60 × 8,974.26
  4. Step 4: Simplify right side
    11,963.43x = 147,802,427.62
  5. Step 5: Solve for x
    x = 147,802,427.62/11,963.43
  6. Step 6: Final answer
    x = 12,354.52

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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.