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Finding the Third Proportional to 19,800 and 26,064

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Solution

The third proportional to 19,800 and 26,064 is: 34,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800 : 26,064 = 26,064 : x
  2. Step 2: Convert to fraction form
    19,800/26,064 = 26,064/x
  3. Step 3: Cross multiply
    19,800x = 26,064 × 26,064
  4. Step 4: Simplify right side
    19,800x = 679,332,096
  5. Step 5: Solve for x
    x = 679,332,096/19,800
  6. Step 6: Final answer
    x = 34,309.70

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.