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Finding the Fourth Proportional to 12,350.26, 17,043.26 and 6,684.90

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Solution

The fourth proportional to 12,350.26, 17,043.26 and 6,684.90 is: 9,225.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.26 : 17,043.26 = 6,684.90 : x
  2. Step 2: Convert to fraction form
    12,350.26/17,043.26 = 6,684.90/x
  3. Step 3: Cross multiply
    12,350.26x = 17,043.26 × 6,684.90
  4. Step 4: Simplify right side
    12,350.26x = 113,932,488.77
  5. Step 5: Solve for x
    x = 113,932,488.77/12,350.26
  6. Step 6: Final answer
    x = 9,225.11

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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.