Home / 33,540-46,273.41-20,115.60

Finding the Fourth Proportional to 33,540, 46,273.41 and 20,115.60

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Solution

The fourth proportional to 33,540, 46,273.41 and 20,115.60 is: 27,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,540 : 46,273.41 = 20,115.60 : x
  2. Step 2: Convert to fraction form
    33,540/46,273.41 = 20,115.60/x
  3. Step 3: Cross multiply
    33,540x = 46,273.41 × 20,115.60
  4. Step 4: Simplify right side
    33,540x = 930,817,406.20
  5. Step 5: Solve for x
    x = 930,817,406.20/33,540
  6. Step 6: Final answer
    x = 27,752.46

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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.