Home / 22,175.14-30,601.70-12,103.39

Finding the Fourth Proportional to 22,175.14, 30,601.70 and 12,103.39

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Solution

The fourth proportional to 22,175.14, 30,601.70 and 12,103.39 is: 16,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,175.14 : 30,601.70 = 12,103.39 : x
  2. Step 2: Convert to fraction form
    22,175.14/30,601.70 = 12,103.39/x
  3. Step 3: Cross multiply
    22,175.14x = 30,601.70 × 12,103.39
  4. Step 4: Simplify right side
    22,175.14x = 370,384,249.25
  5. Step 5: Solve for x
    x = 370,384,249.25/22,175.14
  6. Step 6: Final answer
    x = 16,702.68

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1.5x scale

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.