Home / 16,279.66-22,466.42-9,205.94

Finding the Fourth Proportional to 16,279.66, 22,466.42 and 9,205.94

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Solution

The fourth proportional to 16,279.66, 22,466.42 and 9,205.94 is: 12,704.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.66 : 22,466.42 = 9,205.94 : x
  2. Step 2: Convert to fraction form
    16,279.66/22,466.42 = 9,205.94/x
  3. Step 3: Cross multiply
    16,279.66x = 22,466.42 × 9,205.94
  4. Step 4: Simplify right side
    16,279.66x = 206,824,514.53
  5. Step 5: Solve for x
    x = 206,824,514.53/16,279.66
  6. Step 6: Final answer
    x = 12,704.47

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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.