Home / 11,944.89-17,911.19-5,365.43

Finding the Fourth Proportional to 11,944.89, 17,911.19 and 5,365.43

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Solution

The fourth proportional to 11,944.89, 17,911.19 and 5,365.43 is: 8,045.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.89 : 17,911.19 = 5,365.43 : x
  2. Step 2: Convert to fraction form
    11,944.89/17,911.19 = 5,365.43/x
  3. Step 3: Cross multiply
    11,944.89x = 17,911.19 × 5,365.43
  4. Step 4: Simplify right side
    11,944.89x = 96,101,119.78
  5. Step 5: Solve for x
    x = 96,101,119.78/11,944.89
  6. Step 6: Final answer
    x = 8,045.38

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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.