Home / 33,883.89-46,758.42-18,777.19

Finding the Fourth Proportional to 33,883.89, 46,758.42 and 18,777.19

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Solution

The fourth proportional to 33,883.89, 46,758.42 and 18,777.19 is: 25,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,883.89 : 46,758.42 = 18,777.19 : x
  2. Step 2: Convert to fraction form
    33,883.89/46,758.42 = 18,777.19/x
  3. Step 3: Cross multiply
    33,883.89x = 46,758.42 × 18,777.19
  4. Step 4: Simplify right side
    33,883.89x = 877,991,736.44
  5. Step 5: Solve for x
    x = 877,991,736.44/33,883.89
  6. Step 6: Final answer
    x = 25,911.78

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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.