Home / 27,685.88-41,524.32-7,959.96

Finding the Fourth Proportional to 27,685.88, 41,524.32 and 7,959.96

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Solution

The fourth proportional to 27,685.88, 41,524.32 and 7,959.96 is: 11,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.88 : 41,524.32 = 7,959.96 : x
  2. Step 2: Convert to fraction form
    27,685.88/41,524.32 = 7,959.96/x
  3. Step 3: Cross multiply
    27,685.88x = 41,524.32 × 7,959.96
  4. Step 4: Simplify right side
    27,685.88x = 330,531,926.23
  5. Step 5: Solve for x
    x = 330,531,926.23/27,685.88
  6. Step 6: Final answer
    x = 11,938.65

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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.