Home / 16,198.50-22,356.36-9,914.52

Finding the Fourth Proportional to 16,198.50, 22,356.36 and 9,914.52

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Solution

The fourth proportional to 16,198.50, 22,356.36 and 9,914.52 is: 13,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.50 : 22,356.36 = 9,914.52 : x
  2. Step 2: Convert to fraction form
    16,198.50/22,356.36 = 9,914.52/x
  3. Step 3: Cross multiply
    16,198.50x = 22,356.36 × 9,914.52
  4. Step 4: Simplify right side
    16,198.50x = 221,652,578.35
  5. Step 5: Solve for x
    x = 221,652,578.35/16,198.50
  6. Step 6: Final answer
    x = 13,683.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.