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Finding the Third Proportional to 15,750 and 22,023

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Solution

The third proportional to 15,750 and 22,023 is: 30,794.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750 : 22,023 = 22,023 : x
  2. Step 2: Convert to fraction form
    15,750/22,023 = 22,023/x
  3. Step 3: Cross multiply
    15,750x = 22,023 × 22,023
  4. Step 4: Simplify right side
    15,750x = 485,012,529
  5. Step 5: Solve for x
    x = 485,012,529/15,750
  6. Step 6: Final answer
    x = 30,794.45

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.