Home / 16,035.33-22,129.44-8,961.75

Finding the Fourth Proportional to 16,035.33, 22,129.44 and 8,961.75

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Solution

The fourth proportional to 16,035.33, 22,129.44 and 8,961.75 is: 12,367.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,035.33 : 22,129.44 = 8,961.75 : x
  2. Step 2: Convert to fraction form
    16,035.33/22,129.44 = 8,961.75/x
  3. Step 3: Cross multiply
    16,035.33x = 22,129.44 × 8,961.75
  4. Step 4: Simplify right side
    16,035.33x = 198,318,475.31
  5. Step 5: Solve for x
    x = 198,318,475.31/16,035.33
  6. Step 6: Final answer
    x = 12,367.59

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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.