Home / 33,826.36-50,703.72-12,757.28

Finding the Fourth Proportional to 33,826.36, 50,703.72 and 12,757.28

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Solution

The fourth proportional to 33,826.36, 50,703.72 and 12,757.28 is: 19,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,826.36 : 50,703.72 = 12,757.28 : x
  2. Step 2: Convert to fraction form
    33,826.36/50,703.72 = 12,757.28/x
  3. Step 3: Cross multiply
    33,826.36x = 50,703.72 × 12,757.28
  4. Step 4: Simplify right side
    33,826.36x = 646,841,553.08
  5. Step 5: Solve for x
    x = 646,841,553.08/33,826.36
  6. Step 6: Final answer
    x = 19,122.41

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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.