Home / 27,907.12-41,854.20-8,180.38

Finding the Fourth Proportional to 27,907.12, 41,854.20 and 8,180.38

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Solution

The fourth proportional to 27,907.12, 41,854.20 and 8,180.38 is: 12,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,907.12 : 41,854.20 = 8,180.38 : x
  2. Step 2: Convert to fraction form
    27,907.12/41,854.20 = 8,180.38/x
  3. Step 3: Cross multiply
    27,907.12x = 41,854.20 × 8,180.38
  4. Step 4: Simplify right side
    27,907.12x = 342,383,260.60
  5. Step 5: Solve for x
    x = 342,383,260.60/27,907.12
  6. Step 6: Final answer
    x = 12,268.67

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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.