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Finding the Third Proportional to 7,062.50 and 15,287

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Solution

The third proportional to 7,062.50 and 15,287 is: 33,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.50 : 15,287 = 15,287 : x
  2. Step 2: Convert to fraction form
    7,062.50/15,287 = 15,287/x
  3. Step 3: Cross multiply
    7,062.50x = 15,287 × 15,287
  4. Step 4: Simplify right side
    7,062.50x = 233,692,369
  5. Step 5: Solve for x
    x = 233,692,369/7,062.50
  6. Step 6: Final answer
    x = 33,089.18

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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.