Home / 16,372.89-22,596.26-9,660.69

Finding the Fourth Proportional to 16,372.89, 22,596.26 and 9,660.69

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Solution

The fourth proportional to 16,372.89, 22,596.26 and 9,660.69 is: 13,332.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,372.89 : 22,596.26 = 9,660.69 : x
  2. Step 2: Convert to fraction form
    16,372.89/22,596.26 = 9,660.69/x
  3. Step 3: Cross multiply
    16,372.89x = 22,596.26 × 9,660.69
  4. Step 4: Simplify right side
    16,372.89x = 218,295,414.72
  5. Step 5: Solve for x
    x = 218,295,414.72/16,372.89
  6. Step 6: Final answer
    x = 13,332.74

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Half scale
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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.