Home / 33,896.72-46,775.60-18,789.21

Finding the Fourth Proportional to 33,896.72, 46,775.60 and 18,789.21

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Solution

The fourth proportional to 33,896.72, 46,775.60 and 18,789.21 is: 25,928.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,896.72 : 46,775.60 = 18,789.21 : x
  2. Step 2: Convert to fraction form
    33,896.72/46,775.60 = 18,789.21/x
  3. Step 3: Cross multiply
    33,896.72x = 46,775.60 × 18,789.21
  4. Step 4: Simplify right side
    33,896.72x = 878,876,571.28
  5. Step 5: Solve for x
    x = 878,876,571.28/33,896.72
  6. Step 6: Final answer
    x = 25,928.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.