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Finding the Third Proportional to 19,072 and 29,504

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Solution

The third proportional to 19,072 and 29,504 is: 45,642.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072 : 29,504 = 29,504 : x
  2. Step 2: Convert to fraction form
    19,072/29,504 = 29,504/x
  3. Step 3: Cross multiply
    19,072x = 29,504 × 29,504
  4. Step 4: Simplify right side
    19,072x = 870,486,016
  5. Step 5: Solve for x
    x = 870,486,016/19,072
  6. Step 6: Final answer
    x = 45,642.09

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.