Home / 19,982.46-27,575.64-11,029.96

Finding the Fourth Proportional to 19,982.46, 27,575.64 and 11,029.96

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Solution

The fourth proportional to 19,982.46, 27,575.64 and 11,029.96 is: 15,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982.46 : 27,575.64 = 11,029.96 : x
  2. Step 2: Convert to fraction form
    19,982.46/27,575.64 = 11,029.96/x
  3. Step 3: Cross multiply
    19,982.46x = 27,575.64 × 11,029.96
  4. Step 4: Simplify right side
    19,982.46x = 304,158,013.15
  5. Step 5: Solve for x
    x = 304,158,013.15/19,982.46
  6. Step 6: Final answer
    x = 15,221.25

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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.