Home / 33,424.60-50,120.70-18,617.80

Finding the Fourth Proportional to 33,424.60, 50,120.70 and 18,617.80

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Solution

The fourth proportional to 33,424.60, 50,120.70 and 18,617.80 is: 27,917.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,424.60 : 50,120.70 = 18,617.80 : x
  2. Step 2: Convert to fraction form
    33,424.60/50,120.70 = 18,617.80/x
  3. Step 3: Cross multiply
    33,424.60x = 50,120.70 × 18,617.80
  4. Step 4: Simplify right side
    33,424.60x = 933,137,168.46
  5. Step 5: Solve for x
    x = 933,137,168.46/33,424.60
  6. Step 6: Final answer
    x = 27,917.68

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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.