Home / 33,999.75-46,917.36-20,578.46

Finding the Fourth Proportional to 33,999.75, 46,917.36 and 20,578.46

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Solution

The fourth proportional to 33,999.75, 46,917.36 and 20,578.46 is: 28,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,999.75 : 46,917.36 = 20,578.46 : x
  2. Step 2: Convert to fraction form
    33,999.75/46,917.36 = 20,578.46/x
  3. Step 3: Cross multiply
    33,999.75x = 46,917.36 × 20,578.46
  4. Step 4: Simplify right side
    33,999.75x = 965,486,781.48
  5. Step 5: Solve for x
    x = 965,486,781.48/33,999.75
  6. Step 6: Final answer
    x = 28,396.88

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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.