Home / 19,997.78-27,596.22-11,044.82

Finding the Fourth Proportional to 19,997.78, 27,596.22 and 11,044.82

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Solution

The fourth proportional to 19,997.78, 27,596.22 and 11,044.82 is: 15,241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997.78 : 27,596.22 = 11,044.82 : x
  2. Step 2: Convert to fraction form
    19,997.78/27,596.22 = 11,044.82/x
  3. Step 3: Cross multiply
    19,997.78x = 27,596.22 × 11,044.82
  4. Step 4: Simplify right side
    19,997.78x = 304,795,282.58
  5. Step 5: Solve for x
    x = 304,795,282.58/19,997.78
  6. Step 6: Final answer
    x = 15,241.46

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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.