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Finding the Third Proportional to 4,684.50 and 10,299

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Solution

The third proportional to 4,684.50 and 10,299 is: 22,642.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.50 : 10,299 = 10,299 : x
  2. Step 2: Convert to fraction form
    4,684.50/10,299 = 10,299/x
  3. Step 3: Cross multiply
    4,684.50x = 10,299 × 10,299
  4. Step 4: Simplify right side
    4,684.50x = 106,069,401
  5. Step 5: Solve for x
    x = 106,069,401/4,684.50
  6. Step 6: Final answer
    x = 22,642.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.