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Finding the Fourth Proportional to 18,093.91, 27,146.39 and 8,734.25

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Solution

The fourth proportional to 18,093.91, 27,146.39 and 8,734.25 is: 13,104.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.91 : 27,146.39 = 8,734.25 : x
  2. Step 2: Convert to fraction form
    18,093.91/27,146.39 = 8,734.25/x
  3. Step 3: Cross multiply
    18,093.91x = 27,146.39 × 8,734.25
  4. Step 4: Simplify right side
    18,093.91x = 237,103,177.45
  5. Step 5: Solve for x
    x = 237,103,177.45/18,093.91
  6. Step 6: Final answer
    x = 13,104.03

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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.