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Finding the Fourth Proportional to 12,367.85, 17,067.44 and 6,702.44

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Solution

The fourth proportional to 12,367.85, 17,067.44 and 6,702.44 is: 9,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367.85 : 17,067.44 = 6,702.44 : x
  2. Step 2: Convert to fraction form
    12,367.85/17,067.44 = 6,702.44/x
  3. Step 3: Cross multiply
    12,367.85x = 17,067.44 × 6,702.44
  4. Step 4: Simplify right side
    12,367.85x = 114,393,423.97
  5. Step 5: Solve for x
    x = 114,393,423.97/12,367.85
  6. Step 6: Final answer
    x = 9,249.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.