Home / 20,183.52-30,275.30-9,651.05

Finding the Fourth Proportional to 20,183.52, 30,275.30 and 9,651.05

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Solution

The fourth proportional to 20,183.52, 30,275.30 and 9,651.05 is: 14,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183.52 : 30,275.30 = 9,651.05 : x
  2. Step 2: Convert to fraction form
    20,183.52/30,275.30 = 9,651.05/x
  3. Step 3: Cross multiply
    20,183.52x = 30,275.30 × 9,651.05
  4. Step 4: Simplify right side
    20,183.52x = 292,188,461.50
  5. Step 5: Solve for x
    x = 292,188,461.50/20,183.52
  6. Step 6: Final answer
    x = 14,476.59

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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.