Home / 29,067.69-43,606.10-12,427.80

Finding the Fourth Proportional to 29,067.69, 43,606.10 and 12,427.80

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Solution

The fourth proportional to 29,067.69, 43,606.10 and 12,427.80 is: 18,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,067.69 : 43,606.10 = 12,427.80 : x
  2. Step 2: Convert to fraction form
    29,067.69/43,606.10 = 12,427.80/x
  3. Step 3: Cross multiply
    29,067.69x = 43,606.10 × 12,427.80
  4. Step 4: Simplify right side
    29,067.69x = 541,928,055.15
  5. Step 5: Solve for x
    x = 541,928,055.15/29,067.69
  6. Step 6: Final answer
    x = 18,643.66

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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.