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Finding the Fourth Proportional to 33,361.44, 46,039.86 and 19,021.02

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Solution

The fourth proportional to 33,361.44, 46,039.86 and 19,021.02 is: 26,249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,361.44 : 46,039.86 = 19,021.02 : x
  2. Step 2: Convert to fraction form
    33,361.44/46,039.86 = 19,021.02/x
  3. Step 3: Cross multiply
    33,361.44x = 46,039.86 × 19,021.02
  4. Step 4: Simplify right side
    33,361.44x = 875,725,097.86
  5. Step 5: Solve for x
    x = 875,725,097.86/33,361.44
  6. Step 6: Final answer
    x = 26,249.62

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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.