Home / 19,905.44-27,469.92-10,952.96

Finding the Fourth Proportional to 19,905.44, 27,469.92 and 10,952.96

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Solution

The fourth proportional to 19,905.44, 27,469.92 and 10,952.96 is: 15,115.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905.44 : 27,469.92 = 10,952.96 : x
  2. Step 2: Convert to fraction form
    19,905.44/27,469.92 = 10,952.96/x
  3. Step 3: Cross multiply
    19,905.44x = 27,469.92 × 10,952.96
  4. Step 4: Simplify right side
    19,905.44x = 300,876,934.96
  5. Step 5: Solve for x
    x = 300,876,934.96/19,905.44
  6. Step 6: Final answer
    x = 15,115.31

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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.