Home / 33,238.37-49,740.53-20,764.26

Finding the Fourth Proportional to 33,238.37, 49,740.53 and 20,764.26

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Solution

The fourth proportional to 33,238.37, 49,740.53 and 20,764.26 is: 31,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,238.37 : 49,740.53 = 20,764.26 : x
  2. Step 2: Convert to fraction form
    33,238.37/49,740.53 = 20,764.26/x
  3. Step 3: Cross multiply
    33,238.37x = 49,740.53 × 20,764.26
  4. Step 4: Simplify right side
    33,238.37x = 1,032,825,193.64
  5. Step 5: Solve for x
    x = 1,032,825,193.64/33,238.37
  6. Step 6: Final answer
    x = 31,073.29

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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.