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Finding the Fourth Proportional to 18,553.97, 27,833.87 and 6,071.06

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Solution

The fourth proportional to 18,553.97, 27,833.87 and 6,071.06 is: 9,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,553.97 : 27,833.87 = 6,071.06 : x
  2. Step 2: Convert to fraction form
    18,553.97/27,833.87 = 6,071.06/x
  3. Step 3: Cross multiply
    18,553.97x = 27,833.87 × 6,071.06
  4. Step 4: Simplify right side
    18,553.97x = 168,981,025.22
  5. Step 5: Solve for x
    x = 168,981,025.22/18,553.97
  6. Step 6: Final answer
    x = 9,107.54

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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.