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Finding the Third Proportional to 19,380 and 29,094

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Solution

The third proportional to 19,380 and 29,094 is: 43,677.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,380 : 29,094 = 29,094 : x
  2. Step 2: Convert to fraction form
    19,380/29,094 = 29,094/x
  3. Step 3: Cross multiply
    19,380x = 29,094 × 29,094
  4. Step 4: Simplify right side
    19,380x = 846,460,836
  5. Step 5: Solve for x
    x = 846,460,836/19,380
  6. Step 6: Final answer
    x = 43,677.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.