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Finding the Fourth Proportional to 18,093.82, 27,134.97 and 7,563.82

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Solution

The fourth proportional to 18,093.82, 27,134.97 and 7,563.82 is: 11,343.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.82 : 27,134.97 = 7,563.82 : x
  2. Step 2: Convert to fraction form
    18,093.82/27,134.97 = 7,563.82/x
  3. Step 3: Cross multiply
    18,093.82x = 27,134.97 × 7,563.82
  4. Step 4: Simplify right side
    18,093.82x = 205,244,028.79
  5. Step 5: Solve for x
    x = 205,244,028.79/18,093.82
  6. Step 6: Final answer
    x = 11,343.32

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1.5x scale

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.