Home / 19,183.03-28,767.66-7,340.12

Finding the Fourth Proportional to 19,183.03, 28,767.66 and 7,340.12

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Solution

The fourth proportional to 19,183.03, 28,767.66 and 7,340.12 is: 11,007.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.03 : 28,767.66 = 7,340.12 : x
  2. Step 2: Convert to fraction form
    19,183.03/28,767.66 = 7,340.12/x
  3. Step 3: Cross multiply
    19,183.03x = 28,767.66 × 7,340.12
  4. Step 4: Simplify right side
    19,183.03x = 211,158,013.03
  5. Step 5: Solve for x
    x = 211,158,013.03/19,183.03
  6. Step 6: Final answer
    x = 11,007.54

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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.