Home / 20,200.27-30,314.26-7,052.64

Finding the Fourth Proportional to 20,200.27, 30,314.26 and 7,052.64

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Solution

The fourth proportional to 20,200.27, 30,314.26 and 7,052.64 is: 10,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,200.27 : 30,314.26 = 7,052.64 : x
  2. Step 2: Convert to fraction form
    20,200.27/30,314.26 = 7,052.64/x
  3. Step 3: Cross multiply
    20,200.27x = 30,314.26 × 7,052.64
  4. Step 4: Simplify right side
    20,200.27x = 213,795,562.65
  5. Step 5: Solve for x
    x = 213,795,562.65/20,200.27
  6. Step 6: Final answer
    x = 10,583.80

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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.