Home / 12,704.00-19,067.70-6,468.47

Finding the Fourth Proportional to 12,704.00, 19,067.70 and 6,468.47

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Solution

The fourth proportional to 12,704.00, 19,067.70 and 6,468.47 is: 9,708.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704.00 : 19,067.70 = 6,468.47 : x
  2. Step 2: Convert to fraction form
    12,704.00/19,067.70 = 6,468.47/x
  3. Step 3: Cross multiply
    12,704.00x = 19,067.70 × 6,468.47
  4. Step 4: Simplify right side
    12,704.00x = 123,338,809.46
  5. Step 5: Solve for x
    x = 123,338,809.46/12,704.00
  6. Step 6: Final answer
    x = 9,708.66

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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.