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Finding the Fourth Proportional to 17,893.80, 26,845.34 and 6,800.68

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Solution

The fourth proportional to 17,893.80, 26,845.34 and 6,800.68 is: 10,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,893.80 : 26,845.34 = 6,800.68 : x
  2. Step 2: Convert to fraction form
    17,893.80/26,845.34 = 6,800.68/x
  3. Step 3: Cross multiply
    17,893.80x = 26,845.34 × 6,800.68
  4. Step 4: Simplify right side
    17,893.80x = 182,566,566.83
  5. Step 5: Solve for x
    x = 182,566,566.83/17,893.80
  6. Step 6: Final answer
    x = 10,202.78

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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.