Home / 16,791.27-23,171.46-9,237.60

Finding the Fourth Proportional to 16,791.27, 23,171.46 and 9,237.60

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Solution

The fourth proportional to 16,791.27, 23,171.46 and 9,237.60 is: 12,747.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.27 : 23,171.46 = 9,237.60 : x
  2. Step 2: Convert to fraction form
    16,791.27/23,171.46 = 9,237.60/x
  3. Step 3: Cross multiply
    16,791.27x = 23,171.46 × 9,237.60
  4. Step 4: Simplify right side
    16,791.27x = 214,048,678.90
  5. Step 5: Solve for x
    x = 214,048,678.90/16,791.27
  6. Step 6: Final answer
    x = 12,747.62

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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.