Home / 16,960.15-23,406.15-9,791.38

Finding the Fourth Proportional to 16,960.15, 23,406.15 and 9,791.38

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Solution

The fourth proportional to 16,960.15, 23,406.15 and 9,791.38 is: 13,512.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.15 : 23,406.15 = 9,791.38 : x
  2. Step 2: Convert to fraction form
    16,960.15/23,406.15 = 9,791.38/x
  3. Step 3: Cross multiply
    16,960.15x = 23,406.15 × 9,791.38
  4. Step 4: Simplify right side
    16,960.15x = 229,178,508.99
  5. Step 5: Solve for x
    x = 229,178,508.99/16,960.15
  6. Step 6: Final answer
    x = 13,512.76

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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.