Home / 17,879.19-24,677.82-12,216.23

Finding the Fourth Proportional to 17,879.19, 24,677.82 and 12,216.23

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Solution

The fourth proportional to 17,879.19, 24,677.82 and 12,216.23 is: 16,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,879.19 : 24,677.82 = 12,216.23 : x
  2. Step 2: Convert to fraction form
    17,879.19/24,677.82 = 12,216.23/x
  3. Step 3: Cross multiply
    17,879.19x = 24,677.82 × 12,216.23
  4. Step 4: Simplify right side
    17,879.19x = 301,469,801.63
  5. Step 5: Solve for x
    x = 301,469,801.63/17,879.19
  6. Step 6: Final answer
    x = 16,861.49

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Half scale
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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.