Home / 20,014.08-30,021.73-6,866.27

Finding the Fourth Proportional to 20,014.08, 30,021.73 and 6,866.27

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Solution

The fourth proportional to 20,014.08, 30,021.73 and 6,866.27 is: 10,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014.08 : 30,021.73 = 6,866.27 : x
  2. Step 2: Convert to fraction form
    20,014.08/30,021.73 = 6,866.27/x
  3. Step 3: Cross multiply
    20,014.08x = 30,021.73 × 6,866.27
  4. Step 4: Simplify right side
    20,014.08x = 206,137,304.05
  5. Step 5: Solve for x
    x = 206,137,304.05/20,014.08
  6. Step 6: Final answer
    x = 10,299.61

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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.