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Finding the Third Proportional to 15,426 and 33,552

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Solution

The third proportional to 15,426 and 33,552 is: 72,976.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426 : 33,552 = 33,552 : x
  2. Step 2: Convert to fraction form
    15,426/33,552 = 33,552/x
  3. Step 3: Cross multiply
    15,426x = 33,552 × 33,552
  4. Step 4: Simplify right side
    15,426x = 1,125,736,704
  5. Step 5: Solve for x
    x = 1,125,736,704/15,426
  6. Step 6: Final answer
    x = 72,976.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.