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Finding the Fourth Proportional to 27,449.91, 41,191.79 and 10,807.11

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Solution

The fourth proportional to 27,449.91, 41,191.79 and 10,807.11 is: 16,217.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,449.91 : 41,191.79 = 10,807.11 : x
  2. Step 2: Convert to fraction form
    27,449.91/41,191.79 = 10,807.11/x
  3. Step 3: Cross multiply
    27,449.91x = 41,191.79 × 10,807.11
  4. Step 4: Simplify right side
    27,449.91x = 445,164,151.59
  5. Step 5: Solve for x
    x = 445,164,151.59/27,449.91
  6. Step 6: Final answer
    x = 16,217.33

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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.