Home / 27,721.11-41,577.11-7,731.96

Finding the Fourth Proportional to 27,721.11, 41,577.11 and 7,731.96

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Solution

The fourth proportional to 27,721.11, 41,577.11 and 7,731.96 is: 11,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,721.11 : 41,577.11 = 7,731.96 : x
  2. Step 2: Convert to fraction form
    27,721.11/41,577.11 = 7,731.96/x
  3. Step 3: Cross multiply
    27,721.11x = 41,577.11 × 7,731.96
  4. Step 4: Simplify right side
    27,721.11x = 321,472,304.89
  5. Step 5: Solve for x
    x = 321,472,304.89/27,721.11
  6. Step 6: Final answer
    x = 11,596.66

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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.