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Finding the Third Proportional to 19,476 and 27,754.50

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Solution

The third proportional to 19,476 and 27,754.50 is: 39,551.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476 : 27,754.50 = 27,754.50 : x
  2. Step 2: Convert to fraction form
    19,476/27,754.50 = 27,754.50/x
  3. Step 3: Cross multiply
    19,476x = 27,754.50 × 27,754.50
  4. Step 4: Simplify right side
    19,476x = 770,312,270.25
  5. Step 5: Solve for x
    x = 770,312,270.25/19,476
  6. Step 6: Final answer
    x = 39,551.87

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.