Home / 27,560.68-41,343.72-10,920.04

Finding the Fourth Proportional to 27,560.68, 41,343.72 and 10,920.04

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Solution

The fourth proportional to 27,560.68, 41,343.72 and 10,920.04 is: 16,381.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,560.68 : 41,343.72 = 10,920.04 : x
  2. Step 2: Convert to fraction form
    27,560.68/41,343.72 = 10,920.04/x
  3. Step 3: Cross multiply
    27,560.68x = 41,343.72 × 10,920.04
  4. Step 4: Simplify right side
    27,560.68x = 451,475,076.15
  5. Step 5: Solve for x
    x = 451,475,076.15/27,560.68
  6. Step 6: Final answer
    x = 16,381.13

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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.