Home / 27,857.59-41,785.95-11,217.19

Finding the Fourth Proportional to 27,857.59, 41,785.95 and 11,217.19

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Solution

The fourth proportional to 27,857.59, 41,785.95 and 11,217.19 is: 16,825.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,857.59 : 41,785.95 = 11,217.19 : x
  2. Step 2: Convert to fraction form
    27,857.59/41,785.95 = 11,217.19/x
  3. Step 3: Cross multiply
    27,857.59x = 41,785.95 × 11,217.19
  4. Step 4: Simplify right side
    27,857.59x = 468,720,940.48
  5. Step 5: Solve for x
    x = 468,720,940.48/27,857.59
  6. Step 6: Final answer
    x = 16,825.61

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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.