Home / 26,910.94-40,372.22-8,192.44

Finding the Fourth Proportional to 26,910.94, 40,372.22 and 8,192.44

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Solution

The fourth proportional to 26,910.94, 40,372.22 and 8,192.44 is: 12,290.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.94 : 40,372.22 = 8,192.44 : x
  2. Step 2: Convert to fraction form
    26,910.94/40,372.22 = 8,192.44/x
  3. Step 3: Cross multiply
    26,910.94x = 40,372.22 × 8,192.44
  4. Step 4: Simplify right side
    26,910.94x = 330,746,990.02
  5. Step 5: Solve for x
    x = 330,746,990.02/26,910.94
  6. Step 6: Final answer
    x = 12,290.43

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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.