Home / 11,974.22-17,945.48-9,190.26

Finding the Fourth Proportional to 11,974.22, 17,945.48 and 9,190.26

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Solution

The fourth proportional to 11,974.22, 17,945.48 and 9,190.26 is: 13,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.22 : 17,945.48 = 9,190.26 : x
  2. Step 2: Convert to fraction form
    11,974.22/17,945.48 = 9,190.26/x
  3. Step 3: Cross multiply
    11,974.22x = 17,945.48 × 9,190.26
  4. Step 4: Simplify right side
    11,974.22x = 164,923,627.02
  5. Step 5: Solve for x
    x = 164,923,627.02/11,974.22
  6. Step 6: Final answer
    x = 13,773.23

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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.