Home / 20,004.26-29,998.08-7,517.84

Finding the Fourth Proportional to 20,004.26, 29,998.08 and 7,517.84

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Solution

The fourth proportional to 20,004.26, 29,998.08 and 7,517.84 is: 11,273.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.26 : 29,998.08 = 7,517.84 : x
  2. Step 2: Convert to fraction form
    20,004.26/29,998.08 = 7,517.84/x
  3. Step 3: Cross multiply
    20,004.26x = 29,998.08 × 7,517.84
  4. Step 4: Simplify right side
    20,004.26x = 225,520,615.76
  5. Step 5: Solve for x
    x = 225,520,615.76/20,004.26
  6. Step 6: Final answer
    x = 11,273.63

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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.