Home / 26,910.22-40,360.56-8,185.72

Finding the Fourth Proportional to 26,910.22, 40,360.56 and 8,185.72

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Solution

The fourth proportional to 26,910.22, 40,360.56 and 8,185.72 is: 12,277.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.22 : 40,360.56 = 8,185.72 : x
  2. Step 2: Convert to fraction form
    26,910.22/40,360.56 = 8,185.72/x
  3. Step 3: Cross multiply
    26,910.22x = 40,360.56 × 8,185.72
  4. Step 4: Simplify right side
    26,910.22x = 330,380,243.20
  5. Step 5: Solve for x
    x = 330,380,243.20/26,910.22
  6. Step 6: Final answer
    x = 12,277.13

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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.