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Finding the Third Proportional to 19,182 and 30,141

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Solution

The third proportional to 19,182 and 30,141 is: 47,361.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182 : 30,141 = 30,141 : x
  2. Step 2: Convert to fraction form
    19,182/30,141 = 30,141/x
  3. Step 3: Cross multiply
    19,182x = 30,141 × 30,141
  4. Step 4: Simplify right side
    19,182x = 908,479,881
  5. Step 5: Solve for x
    x = 908,479,881/19,182
  6. Step 6: Final answer
    x = 47,361.06

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.