Home / 33,716.89-50,577.75-12,940.39

Finding the Fourth Proportional to 33,716.89, 50,577.75 and 12,940.39

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Solution

The fourth proportional to 33,716.89, 50,577.75 and 12,940.39 is: 19,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,716.89 : 50,577.75 = 12,940.39 : x
  2. Step 2: Convert to fraction form
    33,716.89/50,577.75 = 12,940.39/x
  3. Step 3: Cross multiply
    33,716.89x = 50,577.75 × 12,940.39
  4. Step 4: Simplify right side
    33,716.89x = 654,495,810.32
  5. Step 5: Solve for x
    x = 654,495,810.32/33,716.89
  6. Step 6: Final answer
    x = 19,411.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.