Home / 33,761.92-50,638.44-10,386.40

Finding the Fourth Proportional to 33,761.92, 50,638.44 and 10,386.40

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Solution

The fourth proportional to 33,761.92, 50,638.44 and 10,386.40 is: 15,578.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,761.92 : 50,638.44 = 10,386.40 : x
  2. Step 2: Convert to fraction form
    33,761.92/50,638.44 = 10,386.40/x
  3. Step 3: Cross multiply
    33,761.92x = 50,638.44 × 10,386.40
  4. Step 4: Simplify right side
    33,761.92x = 525,951,093.22
  5. Step 5: Solve for x
    x = 525,951,093.22/33,761.92
  6. Step 6: Final answer
    x = 15,578.23

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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.