Home / 33,782.86-46,619.84-20,361.52

Finding the Fourth Proportional to 33,782.86, 46,619.84 and 20,361.52

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Solution

The fourth proportional to 33,782.86, 46,619.84 and 20,361.52 is: 28,098.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,782.86 : 46,619.84 = 20,361.52 : x
  2. Step 2: Convert to fraction form
    33,782.86/46,619.84 = 20,361.52/x
  3. Step 3: Cross multiply
    33,782.86x = 46,619.84 × 20,361.52
  4. Step 4: Simplify right side
    33,782.86x = 949,250,804.56
  5. Step 5: Solve for x
    x = 949,250,804.56/33,782.86
  6. Step 6: Final answer
    x = 28,098.59

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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.