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Finding the Third Proportional to 7,240.50 and 10,194.75

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Solution

The third proportional to 7,240.50 and 10,194.75 is: 14,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.50 : 10,194.75 = 10,194.75 : x
  2. Step 2: Convert to fraction form
    7,240.50/10,194.75 = 10,194.75/x
  3. Step 3: Cross multiply
    7,240.50x = 10,194.75 × 10,194.75
  4. Step 4: Simplify right side
    7,240.50x = 103,932,927.56
  5. Step 5: Solve for x
    x = 103,932,927.56/7,240.50
  6. Step 6: Final answer
    x = 14,354.39

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.