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Finding the Third Proportional to 6,419 and 15,449

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Solution

The third proportional to 6,419 and 15,449 is: 37,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419 : 15,449 = 15,449 : x
  2. Step 2: Convert to fraction form
    6,419/15,449 = 15,449/x
  3. Step 3: Cross multiply
    6,419x = 15,449 × 15,449
  4. Step 4: Simplify right side
    6,419x = 238,671,601
  5. Step 5: Solve for x
    x = 238,671,601/6,419
  6. Step 6: Final answer
    x = 37,182.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.