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Finding the Third Proportional to 12,059 and 18,435.75

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Solution

The third proportional to 12,059 and 18,435.75 is: 28,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059 : 18,435.75 = 18,435.75 : x
  2. Step 2: Convert to fraction form
    12,059/18,435.75 = 18,435.75/x
  3. Step 3: Cross multiply
    12,059x = 18,435.75 × 18,435.75
  4. Step 4: Simplify right side
    12,059x = 339,876,878.06
  5. Step 5: Solve for x
    x = 339,876,878.06/12,059
  6. Step 6: Final answer
    x = 28,184.50

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.