Home / 33,868.12-46,735.94-18,759.90

Finding the Fourth Proportional to 33,868.12, 46,735.94 and 18,759.90

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Solution

The fourth proportional to 33,868.12, 46,735.94 and 18,759.90 is: 25,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.12 : 46,735.94 = 18,759.90 : x
  2. Step 2: Convert to fraction form
    33,868.12/46,735.94 = 18,759.90/x
  3. Step 3: Cross multiply
    33,868.12x = 46,735.94 × 18,759.90
  4. Step 4: Simplify right side
    33,868.12x = 876,761,560.81
  5. Step 5: Solve for x
    x = 876,761,560.81/33,868.12
  6. Step 6: Final answer
    x = 25,887.52

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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.