Home / 27,270.74-40,906.18-8,295.54

Finding the Fourth Proportional to 27,270.74, 40,906.18 and 8,295.54

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Solution

The fourth proportional to 27,270.74, 40,906.18 and 8,295.54 is: 12,443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,270.74 : 40,906.18 = 8,295.54 : x
  2. Step 2: Convert to fraction form
    27,270.74/40,906.18 = 8,295.54/x
  3. Step 3: Cross multiply
    27,270.74x = 40,906.18 × 8,295.54
  4. Step 4: Simplify right side
    27,270.74x = 339,338,852.44
  5. Step 5: Solve for x
    x = 339,338,852.44/27,270.74
  6. Step 6: Final answer
    x = 12,443.33

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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.