Home / 33,550.78-50,297.37-18,747.58

Finding the Fourth Proportional to 33,550.78, 50,297.37 and 18,747.58

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Solution

The fourth proportional to 33,550.78, 50,297.37 and 18,747.58 is: 28,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,550.78 : 50,297.37 = 18,747.58 : x
  2. Step 2: Convert to fraction form
    33,550.78/50,297.37 = 18,747.58/x
  3. Step 3: Cross multiply
    33,550.78x = 50,297.37 × 18,747.58
  4. Step 4: Simplify right side
    33,550.78x = 942,953,967.86
  5. Step 5: Solve for x
    x = 942,953,967.86/33,550.78
  6. Step 6: Final answer
    x = 28,105.28

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1.5x scale

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.