Home / 33,621.60-50,435.64-12,562.80

Finding the Fourth Proportional to 33,621.60, 50,435.64 and 12,562.80

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Solution

The fourth proportional to 33,621.60, 50,435.64 and 12,562.80 is: 18,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,621.60 : 50,435.64 = 12,562.80 : x
  2. Step 2: Convert to fraction form
    33,621.60/50,435.64 = 12,562.80/x
  3. Step 3: Cross multiply
    33,621.60x = 50,435.64 × 12,562.80
  4. Step 4: Simplify right side
    33,621.60x = 633,612,858.19
  5. Step 5: Solve for x
    x = 633,612,858.19/33,621.60
  6. Step 6: Final answer
    x = 18,845.41

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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.