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Finding the Fourth Proportional to 17,276.88, 25,915.44 and 9,481.44

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Solution

The fourth proportional to 17,276.88, 25,915.44 and 9,481.44 is: 14,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,276.88 : 25,915.44 = 9,481.44 : x
  2. Step 2: Convert to fraction form
    17,276.88/25,915.44 = 9,481.44/x
  3. Step 3: Cross multiply
    17,276.88x = 25,915.44 × 9,481.44
  4. Step 4: Simplify right side
    17,276.88x = 245,715,689.43
  5. Step 5: Solve for x
    x = 245,715,689.43/17,276.88
  6. Step 6: Final answer
    x = 14,222.23

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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.