Home / 13,384.59-20,080.92-5,067.15

Finding the Fourth Proportional to 13,384.59, 20,080.92 and 5,067.15

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Solution

The fourth proportional to 13,384.59, 20,080.92 and 5,067.15 is: 7,602.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384.59 : 20,080.92 = 5,067.15 : x
  2. Step 2: Convert to fraction form
    13,384.59/20,080.92 = 5,067.15/x
  3. Step 3: Cross multiply
    13,384.59x = 20,080.92 × 5,067.15
  4. Step 4: Simplify right side
    13,384.59x = 101,753,033.78
  5. Step 5: Solve for x
    x = 101,753,033.78/13,384.59
  6. Step 6: Final answer
    x = 7,602.25

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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.