Home / 26,926.15-40,395.06-8,205.70

Finding the Fourth Proportional to 26,926.15, 40,395.06 and 8,205.70

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Solution

The fourth proportional to 26,926.15, 40,395.06 and 8,205.70 is: 12,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.15 : 40,395.06 = 8,205.70 : x
  2. Step 2: Convert to fraction form
    26,926.15/40,395.06 = 8,205.70/x
  3. Step 3: Cross multiply
    26,926.15x = 40,395.06 × 8,205.70
  4. Step 4: Simplify right side
    26,926.15x = 331,469,511.10
  5. Step 5: Solve for x
    x = 331,469,511.10/26,926.15
  6. Step 6: Final answer
    x = 12,310.32

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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.