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Finding the Third Proportional to 19,345 and 26,100

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Solution

The third proportional to 19,345 and 26,100 is: 35,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345 : 26,100 = 26,100 : x
  2. Step 2: Convert to fraction form
    19,345/26,100 = 26,100/x
  3. Step 3: Cross multiply
    19,345x = 26,100 × 26,100
  4. Step 4: Simplify right side
    19,345x = 681,210,000
  5. Step 5: Solve for x
    x = 681,210,000/19,345
  6. Step 6: Final answer
    x = 35,213.75

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.