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Finding the Third Proportional to 5,515.75 and 12,023

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Solution

The third proportional to 5,515.75 and 12,023 is: 26,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.75 : 12,023 = 12,023 : x
  2. Step 2: Convert to fraction form
    5,515.75/12,023 = 12,023/x
  3. Step 3: Cross multiply
    5,515.75x = 12,023 × 12,023
  4. Step 4: Simplify right side
    5,515.75x = 144,552,529
  5. Step 5: Solve for x
    x = 144,552,529/5,515.75
  6. Step 6: Final answer
    x = 26,207.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.