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Finding the Fourth Proportional to 23,067.88, 34,616.53 and 8,276.47

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Solution

The fourth proportional to 23,067.88, 34,616.53 and 8,276.47 is: 12,419.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,067.88 : 34,616.53 = 8,276.47 : x
  2. Step 2: Convert to fraction form
    23,067.88/34,616.53 = 8,276.47/x
  3. Step 3: Cross multiply
    23,067.88x = 34,616.53 × 8,276.47
  4. Step 4: Simplify right side
    23,067.88x = 286,502,672.05
  5. Step 5: Solve for x
    x = 286,502,672.05/23,067.88
  6. Step 6: Final answer
    x = 12,419.98

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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.