Home / 17,331.75-23,916-12,796.85

Finding the Fourth Proportional to 17,331.75, 23,916 and 12,796.85

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Solution

The fourth proportional to 17,331.75, 23,916 and 12,796.85 is: 17,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.75 : 23,916 = 12,796.85 : x
  2. Step 2: Convert to fraction form
    17,331.75/23,916 = 12,796.85/x
  3. Step 3: Cross multiply
    17,331.75x = 23,916 × 12,796.85
  4. Step 4: Simplify right side
    17,331.75x = 306,049,345.02
  5. Step 5: Solve for x
    x = 306,049,345.02/17,331.75
  6. Step 6: Final answer
    x = 17,658.31

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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.