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Finding the Third Proportional to 25,378 and 36,554

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Solution

The third proportional to 25,378 and 36,554 is: 52,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378 : 36,554 = 36,554 : x
  2. Step 2: Convert to fraction form
    25,378/36,554 = 36,554/x
  3. Step 3: Cross multiply
    25,378x = 36,554 × 36,554
  4. Step 4: Simplify right side
    25,378x = 1,336,194,916
  5. Step 5: Solve for x
    x = 1,336,194,916/25,378
  6. Step 6: Final answer
    x = 52,651.70

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.