Home / 34,003.20-50,939.84-19,928.64

Finding the Fourth Proportional to 34,003.20, 50,939.84 and 19,928.64

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Solution

The fourth proportional to 34,003.20, 50,939.84 and 19,928.64 is: 29,854.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,003.20 : 50,939.84 = 19,928.64 : x
  2. Step 2: Convert to fraction form
    34,003.20/50,939.84 = 19,928.64/x
  3. Step 3: Cross multiply
    34,003.20x = 50,939.84 × 19,928.64
  4. Step 4: Simplify right side
    34,003.20x = 1,015,161,733.02
  5. Step 5: Solve for x
    x = 1,015,161,733.02/34,003.20
  6. Step 6: Final answer
    x = 29,854.89

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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.