Home / 43,729.20-65,593.80-33,231.60

Finding the Fourth Proportional to 43,729.20, 65,593.80 and 33,231.60

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Solution

The fourth proportional to 43,729.20, 65,593.80 and 33,231.60 is: 49,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,729.20 : 65,593.80 = 33,231.60 : x
  2. Step 2: Convert to fraction form
    43,729.20/65,593.80 = 33,231.60/x
  3. Step 3: Cross multiply
    43,729.20x = 65,593.80 × 33,231.60
  4. Step 4: Simplify right side
    43,729.20x = 2,179,786,924.08
  5. Step 5: Solve for x
    x = 2,179,786,924.08/43,729.20
  6. Step 6: Final answer
    x = 49,847.40

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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.