Home / 20,201.03-30,315.38-7,053.39

Finding the Fourth Proportional to 20,201.03, 30,315.38 and 7,053.39

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Solution

The fourth proportional to 20,201.03, 30,315.38 and 7,053.39 is: 10,584.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,201.03 : 30,315.38 = 7,053.39 : x
  2. Step 2: Convert to fraction form
    20,201.03/30,315.38 = 7,053.39/x
  3. Step 3: Cross multiply
    20,201.03x = 30,315.38 × 7,053.39
  4. Step 4: Simplify right side
    20,201.03x = 213,826,198.14
  5. Step 5: Solve for x
    x = 213,826,198.14/20,201.03
  6. Step 6: Final answer
    x = 10,584.92

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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.