Home / 27,717.20-41,581.32-7,995.92

Finding the Fourth Proportional to 27,717.20, 41,581.32 and 7,995.92

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Solution

The fourth proportional to 27,717.20, 41,581.32 and 7,995.92 is: 11,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,717.20 : 41,581.32 = 7,995.92 : x
  2. Step 2: Convert to fraction form
    27,717.20/41,581.32 = 7,995.92/x
  3. Step 3: Cross multiply
    27,717.20x = 41,581.32 × 7,995.92
  4. Step 4: Simplify right side
    27,717.20x = 332,480,908.21
  5. Step 5: Solve for x
    x = 332,480,908.21/27,717.20
  6. Step 6: Final answer
    x = 11,995.47

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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.