Home / 27,857.19-41,785.88-7,080.69

Finding the Fourth Proportional to 27,857.19, 41,785.88 and 7,080.69

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Solution

The fourth proportional to 27,857.19, 41,785.88 and 7,080.69 is: 10,621.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,857.19 : 41,785.88 = 7,080.69 : x
  2. Step 2: Convert to fraction form
    27,857.19/41,785.88 = 7,080.69/x
  3. Step 3: Cross multiply
    27,857.19x = 41,785.88 × 7,080.69
  4. Step 4: Simplify right side
    27,857.19x = 295,873,037.06
  5. Step 5: Solve for x
    x = 295,873,037.06/27,857.19
  6. Step 6: Final answer
    x = 10,621.06

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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.