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Finding the Third Proportional to 5,099 and 10,810.75

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Solution

The third proportional to 5,099 and 10,810.75 is: 22,920.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099 : 10,810.75 = 10,810.75 : x
  2. Step 2: Convert to fraction form
    5,099/10,810.75 = 10,810.75/x
  3. Step 3: Cross multiply
    5,099x = 10,810.75 × 10,810.75
  4. Step 4: Simplify right side
    5,099x = 116,872,315.56
  5. Step 5: Solve for x
    x = 116,872,315.56/5,099
  6. Step 6: Final answer
    x = 22,920.63

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.