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Finding the Fourth Proportional to 17,892.96, 26,849.99 and 6,808.97

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Solution

The fourth proportional to 17,892.96, 26,849.99 and 6,808.97 is: 10,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.96 : 26,849.99 = 6,808.97 : x
  2. Step 2: Convert to fraction form
    17,892.96/26,849.99 = 6,808.97/x
  3. Step 3: Cross multiply
    17,892.96x = 26,849.99 × 6,808.97
  4. Step 4: Simplify right side
    17,892.96x = 182,820,608.12
  5. Step 5: Solve for x
    x = 182,820,608.12/17,892.96
  6. Step 6: Final answer
    x = 10,217.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.