Home / 16,940.97-23,376.60-9,385.43

Finding the Fourth Proportional to 16,940.97, 23,376.60 and 9,385.43

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Solution

The fourth proportional to 16,940.97, 23,376.60 and 9,385.43 is: 12,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.97 : 23,376.60 = 9,385.43 : x
  2. Step 2: Convert to fraction form
    16,940.97/23,376.60 = 9,385.43/x
  3. Step 3: Cross multiply
    16,940.97x = 23,376.60 × 9,385.43
  4. Step 4: Simplify right side
    16,940.97x = 219,399,326.06
  5. Step 5: Solve for x
    x = 219,399,326.06/16,940.97
  6. Step 6: Final answer
    x = 12,950.81

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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.