Home / 28,029.33-41,997.27-19,694.42

Finding the Fourth Proportional to 28,029.33, 41,997.27 and 19,694.42

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Solution

The fourth proportional to 28,029.33, 41,997.27 and 19,694.42 is: 29,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,029.33 : 41,997.27 = 19,694.42 : x
  2. Step 2: Convert to fraction form
    28,029.33/41,997.27 = 19,694.42/x
  3. Step 3: Cross multiply
    28,029.33x = 41,997.27 × 19,694.42
  4. Step 4: Simplify right side
    28,029.33x = 827,111,664.25
  5. Step 5: Solve for x
    x = 827,111,664.25/28,029.33
  6. Step 6: Final answer
    x = 29,508.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.