Home / 20,080.27-30,134.22-6,932.64

Finding the Fourth Proportional to 20,080.27, 30,134.22 and 6,932.64

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Solution

The fourth proportional to 20,080.27, 30,134.22 and 6,932.64 is: 10,403.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,080.27 : 30,134.22 = 6,932.64 : x
  2. Step 2: Convert to fraction form
    20,080.27/30,134.22 = 6,932.64/x
  3. Step 3: Cross multiply
    20,080.27x = 30,134.22 × 6,932.64
  4. Step 4: Simplify right side
    20,080.27x = 208,909,698.94
  5. Step 5: Solve for x
    x = 208,909,698.94/20,080.27
  6. Step 6: Final answer
    x = 10,403.73

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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.