Home / 27,960.12-41,940.72-7,183.08

Finding the Fourth Proportional to 27,960.12, 41,940.72 and 7,183.08

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Solution

The fourth proportional to 27,960.12, 41,940.72 and 7,183.08 is: 10,774.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960.12 : 41,940.72 = 7,183.08 : x
  2. Step 2: Convert to fraction form
    27,960.12/41,940.72 = 7,183.08/x
  3. Step 3: Cross multiply
    27,960.12x = 41,940.72 × 7,183.08
  4. Step 4: Simplify right side
    27,960.12x = 301,263,547.02
  5. Step 5: Solve for x
    x = 301,263,547.02/27,960.12
  6. Step 6: Final answer
    x = 10,774.76

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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.