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Finding the Fourth Proportional to 23,149.94, 34,704.05 and 8,348.47

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Solution

The fourth proportional to 23,149.94, 34,704.05 and 8,348.47 is: 12,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,149.94 : 34,704.05 = 8,348.47 : x
  2. Step 2: Convert to fraction form
    23,149.94/34,704.05 = 8,348.47/x
  3. Step 3: Cross multiply
    23,149.94x = 34,704.05 × 8,348.47
  4. Step 4: Simplify right side
    23,149.94x = 289,725,591.80
  5. Step 5: Solve for x
    x = 289,725,591.80/23,149.94
  6. Step 6: Final answer
    x = 12,515.18

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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.