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Finding the Fourth Proportional to 17,481.72, 26,224.62 and 6,393.63

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Solution

The fourth proportional to 17,481.72, 26,224.62 and 6,393.63 is: 9,591.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,481.72 : 26,224.62 = 6,393.63 : x
  2. Step 2: Convert to fraction form
    17,481.72/26,224.62 = 6,393.63/x
  3. Step 3: Cross multiply
    17,481.72x = 26,224.62 × 6,393.63
  4. Step 4: Simplify right side
    17,481.72x = 167,670,517.17
  5. Step 5: Solve for x
    x = 167,670,517.17/17,481.72
  6. Step 6: Final answer
    x = 9,591.19

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1.5x scale

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.