Home / 33,797.85-46,640.79-18,690.54

Finding the Fourth Proportional to 33,797.85, 46,640.79 and 18,690.54

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Solution

The fourth proportional to 33,797.85, 46,640.79 and 18,690.54 is: 25,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,797.85 : 46,640.79 = 18,690.54 : x
  2. Step 2: Convert to fraction form
    33,797.85/46,640.79 = 18,690.54/x
  3. Step 3: Cross multiply
    33,797.85x = 46,640.79 × 18,690.54
  4. Step 4: Simplify right side
    33,797.85x = 871,741,551.13
  5. Step 5: Solve for x
    x = 871,741,551.13/33,797.85
  6. Step 6: Final answer
    x = 25,792.81

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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.