Home / 16,940.19-23,379.66-10,229.61

Finding the Fourth Proportional to 16,940.19, 23,379.66 and 10,229.61

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Solution

The fourth proportional to 16,940.19, 23,379.66 and 10,229.61 is: 14,118.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.19 : 23,379.66 = 10,229.61 : x
  2. Step 2: Convert to fraction form
    16,940.19/23,379.66 = 10,229.61/x
  3. Step 3: Cross multiply
    16,940.19x = 23,379.66 × 10,229.61
  4. Step 4: Simplify right side
    16,940.19x = 239,164,803.73
  5. Step 5: Solve for x
    x = 239,164,803.73/16,940.19
  6. Step 6: Final answer
    x = 14,118.19

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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.