Home / 17,972.88-26,922.60-11,375.52

Finding the Fourth Proportional to 17,972.88, 26,922.60 and 11,375.52

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Solution

The fourth proportional to 17,972.88, 26,922.60 and 11,375.52 is: 17,040.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.88 : 26,922.60 = 11,375.52 : x
  2. Step 2: Convert to fraction form
    17,972.88/26,922.60 = 11,375.52/x
  3. Step 3: Cross multiply
    17,972.88x = 26,922.60 × 11,375.52
  4. Step 4: Simplify right side
    17,972.88x = 306,258,574.75
  5. Step 5: Solve for x
    x = 306,258,574.75/17,972.88
  6. Step 6: Final answer
    x = 17,040.04

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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.