Home / 26,821.74-40,236.37-8,099.65

Finding the Fourth Proportional to 26,821.74, 40,236.37 and 8,099.65

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Solution

The fourth proportional to 26,821.74, 40,236.37 and 8,099.65 is: 12,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,821.74 : 40,236.37 = 8,099.65 : x
  2. Step 2: Convert to fraction form
    26,821.74/40,236.37 = 8,099.65/x
  3. Step 3: Cross multiply
    26,821.74x = 40,236.37 × 8,099.65
  4. Step 4: Simplify right side
    26,821.74x = 325,900,473.77
  5. Step 5: Solve for x
    x = 325,900,473.77/26,821.74
  6. Step 6: Final answer
    x = 12,150.61

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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.