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Finding the Third Proportional to 15,345 and 32,875

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Solution

The third proportional to 15,345 and 32,875 is: 70,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345 : 32,875 = 32,875 : x
  2. Step 2: Convert to fraction form
    15,345/32,875 = 32,875/x
  3. Step 3: Cross multiply
    15,345x = 32,875 × 32,875
  4. Step 4: Simplify right side
    15,345x = 1,080,765,625
  5. Step 5: Solve for x
    x = 1,080,765,625/15,345
  6. Step 6: Final answer
    x = 70,431.13

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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.