Home / 33,872.43-46,745.29-18,764.81

Finding the Fourth Proportional to 33,872.43, 46,745.29 and 18,764.81

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Solution

The fourth proportional to 33,872.43, 46,745.29 and 18,764.81 is: 25,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,872.43 : 46,745.29 = 18,764.81 : x
  2. Step 2: Convert to fraction form
    33,872.43/46,745.29 = 18,764.81/x
  3. Step 3: Cross multiply
    33,872.43x = 46,745.29 × 18,764.81
  4. Step 4: Simplify right side
    33,872.43x = 877,166,485.24
  5. Step 5: Solve for x
    x = 877,166,485.24/33,872.43
  6. Step 6: Final answer
    x = 25,896.18

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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.