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Finding the Fourth Proportional to 17,862.92, 26,794.38 and 7,338.68

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Solution

The fourth proportional to 17,862.92, 26,794.38 and 7,338.68 is: 11,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862.92 : 26,794.38 = 7,338.68 : x
  2. Step 2: Convert to fraction form
    17,862.92/26,794.38 = 7,338.68/x
  3. Step 3: Cross multiply
    17,862.92x = 26,794.38 × 7,338.68
  4. Step 4: Simplify right side
    17,862.92x = 196,635,380.62
  5. Step 5: Solve for x
    x = 196,635,380.62/17,862.92
  6. Step 6: Final answer
    x = 11,008.02

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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.