Home / 27,728.73-41,611.32-10,198.71

Finding the Fourth Proportional to 27,728.73, 41,611.32 and 10,198.71

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Solution

The fourth proportional to 27,728.73, 41,611.32 and 10,198.71 is: 15,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,728.73 : 41,611.32 = 10,198.71 : x
  2. Step 2: Convert to fraction form
    27,728.73/41,611.32 = 10,198.71/x
  3. Step 3: Cross multiply
    27,728.73x = 41,611.32 × 10,198.71
  4. Step 4: Simplify right side
    27,728.73x = 424,381,785.40
  5. Step 5: Solve for x
    x = 424,381,785.40/27,728.73
  6. Step 6: Final answer
    x = 15,304.77

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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.