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Finding the Third Proportional to 15,378 and 23,066

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Solution

The third proportional to 15,378 and 23,066 is: 34,597.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,378 : 23,066 = 23,066 : x
  2. Step 2: Convert to fraction form
    15,378/23,066 = 23,066/x
  3. Step 3: Cross multiply
    15,378x = 23,066 × 23,066
  4. Step 4: Simplify right side
    15,378x = 532,040,356
  5. Step 5: Solve for x
    x = 532,040,356/15,378
  6. Step 6: Final answer
    x = 34,597.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.