Home / 27,856.92-41,785.56-7,080.48

Finding the Fourth Proportional to 27,856.92, 41,785.56 and 7,080.48

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Solution

The fourth proportional to 27,856.92, 41,785.56 and 7,080.48 is: 10,620.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,856.92 : 41,785.56 = 7,080.48 : x
  2. Step 2: Convert to fraction form
    27,856.92/41,785.56 = 7,080.48/x
  3. Step 3: Cross multiply
    27,856.92x = 41,785.56 × 7,080.48
  4. Step 4: Simplify right side
    27,856.92x = 295,861,821.87
  5. Step 5: Solve for x
    x = 295,861,821.87/27,856.92
  6. Step 6: Final answer
    x = 10,620.77

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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.