Home / 26,910.98-40,372.25-8,192.54

Finding the Fourth Proportional to 26,910.98, 40,372.25 and 8,192.54

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Solution

The fourth proportional to 26,910.98, 40,372.25 and 8,192.54 is: 12,290.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.98 : 40,372.25 = 8,192.54 : x
  2. Step 2: Convert to fraction form
    26,910.98/40,372.25 = 8,192.54/x
  3. Step 3: Cross multiply
    26,910.98x = 40,372.25 × 8,192.54
  4. Step 4: Simplify right side
    26,910.98x = 330,751,356.02
  5. Step 5: Solve for x
    x = 330,751,356.02/26,910.98
  6. Step 6: Final answer
    x = 12,290.57

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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.