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Finding the Third Proportional to 9,283.50 and 19,020

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Solution

The third proportional to 9,283.50 and 19,020 is: 38,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283.50 : 19,020 = 19,020 : x
  2. Step 2: Convert to fraction form
    9,283.50/19,020 = 19,020/x
  3. Step 3: Cross multiply
    9,283.50x = 19,020 × 19,020
  4. Step 4: Simplify right side
    9,283.50x = 361,760,400
  5. Step 5: Solve for x
    x = 361,760,400/9,283.50
  6. Step 6: Final answer
    x = 38,968.10

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.