Home / 25,847.72-38,786.22-11,055.32

Finding the Fourth Proportional to 25,847.72, 38,786.22 and 11,055.32

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Solution

The fourth proportional to 25,847.72, 38,786.22 and 11,055.32 is: 16,589.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,847.72 : 38,786.22 = 11,055.32 : x
  2. Step 2: Convert to fraction form
    25,847.72/38,786.22 = 11,055.32/x
  3. Step 3: Cross multiply
    25,847.72x = 38,786.22 × 11,055.32
  4. Step 4: Simplify right side
    25,847.72x = 428,794,073.69
  5. Step 5: Solve for x
    x = 428,794,073.69/25,847.72
  6. Step 6: Final answer
    x = 16,589.24

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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.