Home / 16,947.27-23,375.09-11,198.07

Finding the Fourth Proportional to 16,947.27, 23,375.09 and 11,198.07

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Solution

The fourth proportional to 16,947.27, 23,375.09 and 11,198.07 is: 15,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947.27 : 23,375.09 = 11,198.07 : x
  2. Step 2: Convert to fraction form
    16,947.27/23,375.09 = 11,198.07/x
  3. Step 3: Cross multiply
    16,947.27x = 23,375.09 × 11,198.07
  4. Step 4: Simplify right side
    16,947.27x = 261,755,721.21
  5. Step 5: Solve for x
    x = 261,755,721.21/16,947.27
  6. Step 6: Final answer
    x = 15,445.30

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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.