Home / 26,942.26-40,412.42-8,221.54

Finding the Fourth Proportional to 26,942.26, 40,412.42 and 8,221.54

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Solution

The fourth proportional to 26,942.26, 40,412.42 and 8,221.54 is: 12,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.26 : 40,412.42 = 8,221.54 : x
  2. Step 2: Convert to fraction form
    26,942.26/40,412.42 = 8,221.54/x
  3. Step 3: Cross multiply
    26,942.26x = 40,412.42 × 8,221.54
  4. Step 4: Simplify right side
    26,942.26x = 332,252,327.53
  5. Step 5: Solve for x
    x = 332,252,327.53/26,942.26
  6. Step 6: Final answer
    x = 12,332.01

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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.