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Finding the Third Proportional to 15,542.25 and 33,541.50

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Solution

The third proportional to 15,542.25 and 33,541.50 is: 72,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542.25 : 33,541.50 = 33,541.50 : x
  2. Step 2: Convert to fraction form
    15,542.25/33,541.50 = 33,541.50/x
  3. Step 3: Cross multiply
    15,542.25x = 33,541.50 × 33,541.50
  4. Step 4: Simplify right side
    15,542.25x = 1,125,032,222.25
  5. Step 5: Solve for x
    x = 1,125,032,222.25/15,542.25
  6. Step 6: Final answer
    x = 72,385.42

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.