Home / 26,944.70-40,382.19-18,611.42

Finding the Fourth Proportional to 26,944.70, 40,382.19 and 18,611.42

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Solution

The fourth proportional to 26,944.70, 40,382.19 and 18,611.42 is: 27,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,944.70 : 40,382.19 = 18,611.42 : x
  2. Step 2: Convert to fraction form
    26,944.70/40,382.19 = 18,611.42/x
  3. Step 3: Cross multiply
    26,944.70x = 40,382.19 × 18,611.42
  4. Step 4: Simplify right side
    26,944.70x = 751,569,696.70
  5. Step 5: Solve for x
    x = 751,569,696.70/26,944.70
  6. Step 6: Final answer
    x = 27,893.05

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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.