Home / 18,092.82-27,135.62-4,942.06

Finding the Fourth Proportional to 18,092.82, 27,135.62 and 4,942.06

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Solution

The fourth proportional to 18,092.82, 27,135.62 and 4,942.06 is: 7,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.82 : 27,135.62 = 4,942.06 : x
  2. Step 2: Convert to fraction form
    18,092.82/27,135.62 = 4,942.06/x
  3. Step 3: Cross multiply
    18,092.82x = 27,135.62 × 4,942.06
  4. Step 4: Simplify right side
    18,092.82x = 134,105,862.18
  5. Step 5: Solve for x
    x = 134,105,862.18/18,092.82
  6. Step 6: Final answer
    x = 7,412.10

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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.