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Finding the Third Proportional to 13,150 and 19,285

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Solution

The third proportional to 13,150 and 19,285 is: 28,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150 : 19,285 = 19,285 : x
  2. Step 2: Convert to fraction form
    13,150/19,285 = 19,285/x
  3. Step 3: Cross multiply
    13,150x = 19,285 × 19,285
  4. Step 4: Simplify right side
    13,150x = 371,911,225
  5. Step 5: Solve for x
    x = 371,911,225/13,150
  6. Step 6: Final answer
    x = 28,282.22

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.