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Finding the Third Proportional to 15,690 and 33,652

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Solution

The third proportional to 15,690 and 33,652 is: 72,177.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,690 : 33,652 = 33,652 : x
  2. Step 2: Convert to fraction form
    15,690/33,652 = 33,652/x
  3. Step 3: Cross multiply
    15,690x = 33,652 × 33,652
  4. Step 4: Simplify right side
    15,690x = 1,132,457,104
  5. Step 5: Solve for x
    x = 1,132,457,104/15,690
  6. Step 6: Final answer
    x = 72,177.00

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.