Home / 28,786.91-43,181.92-9,067.01

Finding the Fourth Proportional to 28,786.91, 43,181.92 and 9,067.01

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Solution

The fourth proportional to 28,786.91, 43,181.92 and 9,067.01 is: 13,601.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,786.91 : 43,181.92 = 9,067.01 : x
  2. Step 2: Convert to fraction form
    28,786.91/43,181.92 = 9,067.01/x
  3. Step 3: Cross multiply
    28,786.91x = 43,181.92 × 9,067.01
  4. Step 4: Simplify right side
    28,786.91x = 391,530,900.46
  5. Step 5: Solve for x
    x = 391,530,900.46/28,786.91
  6. Step 6: Final answer
    x = 13,601.00

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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.