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Finding the Third Proportional to 15,394.22 and 33,090.66

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Solution

The third proportional to 15,394.22 and 33,090.66 is: 71,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394.22 : 33,090.66 = 33,090.66 : x
  2. Step 2: Convert to fraction form
    15,394.22/33,090.66 = 33,090.66/x
  3. Step 3: Cross multiply
    15,394.22x = 33,090.66 × 33,090.66
  4. Step 4: Simplify right side
    15,394.22x = 1,094,991,531.06
  5. Step 5: Solve for x
    x = 1,094,991,531.06/15,394.22
  6. Step 6: Final answer
    x = 71,130.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.