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Finding the Third Proportional to 15,203.25 and 33,403.50

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Solution

The third proportional to 15,203.25 and 33,403.50 is: 73,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,203.25 : 33,403.50 = 33,403.50 : x
  2. Step 2: Convert to fraction form
    15,203.25/33,403.50 = 33,403.50/x
  3. Step 3: Cross multiply
    15,203.25x = 33,403.50 × 33,403.50
  4. Step 4: Simplify right side
    15,203.25x = 1,115,793,812.25
  5. Step 5: Solve for x
    x = 1,115,793,812.25/15,203.25
  6. Step 6: Final answer
    x = 73,391.80

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.