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Finding the Fourth Proportional to 27,798.76, 41,698.22 and 6,738.71

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Solution

The fourth proportional to 27,798.76, 41,698.22 and 6,738.71 is: 10,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798.76 : 41,698.22 = 6,738.71 : x
  2. Step 2: Convert to fraction form
    27,798.76/41,698.22 = 6,738.71/x
  3. Step 3: Cross multiply
    27,798.76x = 41,698.22 × 6,738.71
  4. Step 4: Simplify right side
    27,798.76x = 280,992,282.65
  5. Step 5: Solve for x
    x = 280,992,282.65/27,798.76
  6. Step 6: Final answer
    x = 10,108.09

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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.