Home / 16,727.73-23,084.55-9,174.75

Finding the Fourth Proportional to 16,727.73, 23,084.55 and 9,174.75

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Solution

The fourth proportional to 16,727.73, 23,084.55 and 9,174.75 is: 12,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,727.73 : 23,084.55 = 9,174.75 : x
  2. Step 2: Convert to fraction form
    16,727.73/23,084.55 = 9,174.75/x
  3. Step 3: Cross multiply
    16,727.73x = 23,084.55 × 9,174.75
  4. Step 4: Simplify right side
    16,727.73x = 211,794,975.11
  5. Step 5: Solve for x
    x = 211,794,975.11/16,727.73
  6. Step 6: Final answer
    x = 12,661.31

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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.