Home / 19,296.20-28,945.66-8,201.64

Finding the Fourth Proportional to 19,296.20, 28,945.66 and 8,201.64

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Solution

The fourth proportional to 19,296.20, 28,945.66 and 8,201.64 is: 12,303.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,296.20 : 28,945.66 = 8,201.64 : x
  2. Step 2: Convert to fraction form
    19,296.20/28,945.66 = 8,201.64/x
  3. Step 3: Cross multiply
    19,296.20x = 28,945.66 × 8,201.64
  4. Step 4: Simplify right side
    19,296.20x = 237,401,882.88
  5. Step 5: Solve for x
    x = 237,401,882.88/19,296.20
  6. Step 6: Final answer
    x = 12,303.04

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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.