Home / 12,067.04-16,660.64-7,536.64

Finding the Fourth Proportional to 12,067.04, 16,660.64 and 7,536.64

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Solution

The fourth proportional to 12,067.04, 16,660.64 and 7,536.64 is: 10,405.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.04 : 16,660.64 = 7,536.64 : x
  2. Step 2: Convert to fraction form
    12,067.04/16,660.64 = 7,536.64/x
  3. Step 3: Cross multiply
    12,067.04x = 16,660.64 × 7,536.64
  4. Step 4: Simplify right side
    12,067.04x = 125,565,245.85
  5. Step 5: Solve for x
    x = 125,565,245.85/12,067.04
  6. Step 6: Final answer
    x = 10,405.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.