Home / 14,134.52-21,201.26-5,704.68

Finding the Fourth Proportional to 14,134.52, 21,201.26 and 5,704.68

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Solution

The fourth proportional to 14,134.52, 21,201.26 and 5,704.68 is: 8,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.52 : 21,201.26 = 5,704.68 : x
  2. Step 2: Convert to fraction form
    14,134.52/21,201.26 = 5,704.68/x
  3. Step 3: Cross multiply
    14,134.52x = 21,201.26 × 5,704.68
  4. Step 4: Simplify right side
    14,134.52x = 120,946,403.90
  5. Step 5: Solve for x
    x = 120,946,403.90/14,134.52
  6. Step 6: Final answer
    x = 8,556.81

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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.