Home / 26,927.15-40,396.56-8,206.70

Finding the Fourth Proportional to 26,927.15, 40,396.56 and 8,206.70

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Solution

The fourth proportional to 26,927.15, 40,396.56 and 8,206.70 is: 12,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.15 : 40,396.56 = 8,206.70 : x
  2. Step 2: Convert to fraction form
    26,927.15/40,396.56 = 8,206.70/x
  3. Step 3: Cross multiply
    26,927.15x = 40,396.56 × 8,206.70
  4. Step 4: Simplify right side
    26,927.15x = 331,522,448.95
  5. Step 5: Solve for x
    x = 331,522,448.95/26,927.15
  6. Step 6: Final answer
    x = 12,311.83

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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.