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Finding the Third Proportional to 7,293 and 15,623

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Solution

The third proportional to 7,293 and 15,623 is: 33,467.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293 : 15,623 = 15,623 : x
  2. Step 2: Convert to fraction form
    7,293/15,623 = 15,623/x
  3. Step 3: Cross multiply
    7,293x = 15,623 × 15,623
  4. Step 4: Simplify right side
    7,293x = 244,078,129
  5. Step 5: Solve for x
    x = 244,078,129/7,293
  6. Step 6: Final answer
    x = 33,467.45

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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.