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Finding the Third Proportional to 19,726 and 29,994

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Solution

The third proportional to 19,726 and 29,994 is: 45,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726 : 29,994 = 29,994 : x
  2. Step 2: Convert to fraction form
    19,726/29,994 = 29,994/x
  3. Step 3: Cross multiply
    19,726x = 29,994 × 29,994
  4. Step 4: Simplify right side
    19,726x = 899,640,036
  5. Step 5: Solve for x
    x = 899,640,036/19,726
  6. Step 6: Final answer
    x = 45,606.82

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.