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Finding the Third Proportional to 9,280.50 and 19,473

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Solution

The third proportional to 9,280.50 and 19,473 is: 40,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.50 : 19,473 = 19,473 : x
  2. Step 2: Convert to fraction form
    9,280.50/19,473 = 19,473/x
  3. Step 3: Cross multiply
    9,280.50x = 19,473 × 19,473
  4. Step 4: Simplify right side
    9,280.50x = 379,197,729
  5. Step 5: Solve for x
    x = 379,197,729/9,280.50
  6. Step 6: Final answer
    x = 40,859.62

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.