Home / 33,414.75-46,112.36-19,986.57

Finding the Fourth Proportional to 33,414.75, 46,112.36 and 19,986.57

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Solution

The fourth proportional to 33,414.75, 46,112.36 and 19,986.57 is: 27,581.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,414.75 : 46,112.36 = 19,986.57 : x
  2. Step 2: Convert to fraction form
    33,414.75/46,112.36 = 19,986.57/x
  3. Step 3: Cross multiply
    33,414.75x = 46,112.36 × 19,986.57
  4. Step 4: Simplify right side
    33,414.75x = 921,627,811.07
  5. Step 5: Solve for x
    x = 921,627,811.07/33,414.75
  6. Step 6: Final answer
    x = 27,581.47

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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.