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Finding the Fourth Proportional to 33,591.25, 46,355.97 and 18,687.25

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Solution

The fourth proportional to 33,591.25, 46,355.97 and 18,687.25 is: 25,788.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,591.25 : 46,355.97 = 18,687.25 : x
  2. Step 2: Convert to fraction form
    33,591.25/46,355.97 = 18,687.25/x
  3. Step 3: Cross multiply
    33,591.25x = 46,355.97 × 18,687.25
  4. Step 4: Simplify right side
    33,591.25x = 866,265,600.38
  5. Step 5: Solve for x
    x = 866,265,600.38/33,591.25
  6. Step 6: Final answer
    x = 25,788.43

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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.