Home / 33,993.29-50,932.40-20,818.14

Finding the Fourth Proportional to 33,993.29, 50,932.40 and 20,818.14

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Solution

The fourth proportional to 33,993.29, 50,932.40 and 20,818.14 is: 31,191.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,993.29 : 50,932.40 = 20,818.14 : x
  2. Step 2: Convert to fraction form
    33,993.29/50,932.40 = 20,818.14/x
  3. Step 3: Cross multiply
    33,993.29x = 50,932.40 × 20,818.14
  4. Step 4: Simplify right side
    33,993.29x = 1,060,317,729.65
  5. Step 5: Solve for x
    x = 1,060,317,729.65/33,993.29
  6. Step 6: Final answer
    x = 31,191.98

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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.