Home / 19,982.62-27,576.48-11,029.96

Finding the Fourth Proportional to 19,982.62, 27,576.48 and 11,029.96

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Solution

The fourth proportional to 19,982.62, 27,576.48 and 11,029.96 is: 15,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982.62 : 27,576.48 = 11,029.96 : x
  2. Step 2: Convert to fraction form
    19,982.62/27,576.48 = 11,029.96/x
  3. Step 3: Cross multiply
    19,982.62x = 27,576.48 × 11,029.96
  4. Step 4: Simplify right side
    19,982.62x = 304,167,471.34
  5. Step 5: Solve for x
    x = 304,167,471.34/19,982.62
  6. Step 6: Final answer
    x = 15,221.60

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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.