Home / 18,181.93-27,272.85-5,034.26

Finding the Fourth Proportional to 18,181.93, 27,272.85 and 5,034.26

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Solution

The fourth proportional to 18,181.93, 27,272.85 and 5,034.26 is: 7,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.93 : 27,272.85 = 5,034.26 : x
  2. Step 2: Convert to fraction form
    18,181.93/27,272.85 = 5,034.26/x
  3. Step 3: Cross multiply
    18,181.93x = 27,272.85 × 5,034.26
  4. Step 4: Simplify right side
    18,181.93x = 137,298,462.60
  5. Step 5: Solve for x
    x = 137,298,462.60/18,181.93
  6. Step 6: Final answer
    x = 7,551.37

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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.