Home / 16,661.30-22,960.96-11,937.38

Finding the Fourth Proportional to 16,661.30, 22,960.96 and 11,937.38

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Solution

The fourth proportional to 16,661.30, 22,960.96 and 11,937.38 is: 16,450.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.30 : 22,960.96 = 11,937.38 : x
  2. Step 2: Convert to fraction form
    16,661.30/22,960.96 = 11,937.38/x
  3. Step 3: Cross multiply
    16,661.30x = 22,960.96 × 11,937.38
  4. Step 4: Simplify right side
    16,661.30x = 274,093,704.68
  5. Step 5: Solve for x
    x = 274,093,704.68/16,661.30
  6. Step 6: Final answer
    x = 16,450.92

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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.