Home / 26,888-37,105.44-15,112

Finding the Fourth Proportional to 26,888, 37,105.44 and 15,112

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Solution

The fourth proportional to 26,888, 37,105.44 and 15,112 is: 20,854.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,888 : 37,105.44 = 15,112 : x
  2. Step 2: Convert to fraction form
    26,888/37,105.44 = 15,112/x
  3. Step 3: Cross multiply
    26,888x = 37,105.44 × 15,112
  4. Step 4: Simplify right side
    26,888x = 560,737,409.28
  5. Step 5: Solve for x
    x = 560,737,409.28/26,888
  6. Step 6: Final answer
    x = 20,854.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.