Home / 20,040.66-30,067.92-7,564.26

Finding the Fourth Proportional to 20,040.66, 30,067.92 and 7,564.26

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Solution

The fourth proportional to 20,040.66, 30,067.92 and 7,564.26 is: 11,349.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,040.66 : 30,067.92 = 7,564.26 : x
  2. Step 2: Convert to fraction form
    20,040.66/30,067.92 = 7,564.26/x
  3. Step 3: Cross multiply
    20,040.66x = 30,067.92 × 7,564.26
  4. Step 4: Simplify right side
    20,040.66x = 227,441,564.54
  5. Step 5: Solve for x
    x = 227,441,564.54/20,040.66
  6. Step 6: Final answer
    x = 11,349.01

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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.