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Finding the Third Proportional to 18,192 and 26,776

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Solution

The third proportional to 18,192 and 26,776 is: 39,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192 : 26,776 = 26,776 : x
  2. Step 2: Convert to fraction form
    18,192/26,776 = 26,776/x
  3. Step 3: Cross multiply
    18,192x = 26,776 × 26,776
  4. Step 4: Simplify right side
    18,192x = 716,954,176
  5. Step 5: Solve for x
    x = 716,954,176/18,192
  6. Step 6: Final answer
    x = 39,410.41

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.