Home / 18,181.04-27,272.09-5,034.38

Finding the Fourth Proportional to 18,181.04, 27,272.09 and 5,034.38

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Solution

The fourth proportional to 18,181.04, 27,272.09 and 5,034.38 is: 7,551.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.04 : 27,272.09 = 5,034.38 : x
  2. Step 2: Convert to fraction form
    18,181.04/27,272.09 = 5,034.38/x
  3. Step 3: Cross multiply
    18,181.04x = 27,272.09 × 5,034.38
  4. Step 4: Simplify right side
    18,181.04x = 137,297,940.68
  5. Step 5: Solve for x
    x = 137,297,940.68/18,181.04
  6. Step 6: Final answer
    x = 7,551.71

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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.