Home / 12,067.27-18,089.56-6,512.29

Finding the Fourth Proportional to 12,067.27, 18,089.56 and 6,512.29

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Solution

The fourth proportional to 12,067.27, 18,089.56 and 6,512.29 is: 9,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.27 : 18,089.56 = 6,512.29 : x
  2. Step 2: Convert to fraction form
    12,067.27/18,089.56 = 6,512.29/x
  3. Step 3: Cross multiply
    12,067.27x = 18,089.56 × 6,512.29
  4. Step 4: Simplify right side
    12,067.27x = 117,804,460.69
  5. Step 5: Solve for x
    x = 117,804,460.69/12,067.27
  6. Step 6: Final answer
    x = 9,762.31

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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.