Home / 16,120-24,217.06-11,451.36

Finding the Fourth Proportional to 16,120, 24,217.06 and 11,451.36

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Solution

The fourth proportional to 16,120, 24,217.06 and 11,451.36 is: 17,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120 : 24,217.06 = 11,451.36 : x
  2. Step 2: Convert to fraction form
    16,120/24,217.06 = 11,451.36/x
  3. Step 3: Cross multiply
    16,120x = 24,217.06 × 11,451.36
  4. Step 4: Simplify right side
    16,120x = 277,318,272.20
  5. Step 5: Solve for x
    x = 277,318,272.20/16,120
  6. Step 6: Final answer
    x = 17,203.37

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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.