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Finding the Fourth Proportional to 16,163.82, 22,302.54 and 9,089.82

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Solution

The fourth proportional to 16,163.82, 22,302.54 and 9,089.82 is: 12,541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.82 : 22,302.54 = 9,089.82 : x
  2. Step 2: Convert to fraction form
    16,163.82/22,302.54 = 9,089.82/x
  3. Step 3: Cross multiply
    16,163.82x = 22,302.54 × 9,089.82
  4. Step 4: Simplify right side
    16,163.82x = 202,726,074.14
  5. Step 5: Solve for x
    x = 202,726,074.14/16,163.82
  6. Step 6: Final answer
    x = 12,541.97

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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.