Home / 16,717.38-23,069.67-9,163.50

Finding the Fourth Proportional to 16,717.38, 23,069.67 and 9,163.50

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Solution

The fourth proportional to 16,717.38, 23,069.67 and 9,163.50 is: 12,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.38 : 23,069.67 = 9,163.50 : x
  2. Step 2: Convert to fraction form
    16,717.38/23,069.67 = 9,163.50/x
  3. Step 3: Cross multiply
    16,717.38x = 23,069.67 × 9,163.50
  4. Step 4: Simplify right side
    16,717.38x = 211,398,921.05
  5. Step 5: Solve for x
    x = 211,398,921.05/16,717.38
  6. Step 6: Final answer
    x = 12,645.46

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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.