Home / 16,516.75-22,786.62-9,439.37

Finding the Fourth Proportional to 16,516.75, 22,786.62 and 9,439.37

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Solution

The fourth proportional to 16,516.75, 22,786.62 and 9,439.37 is: 13,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.75 : 22,786.62 = 9,439.37 : x
  2. Step 2: Convert to fraction form
    16,516.75/22,786.62 = 9,439.37/x
  3. Step 3: Cross multiply
    16,516.75x = 22,786.62 × 9,439.37
  4. Step 4: Simplify right side
    16,516.75x = 215,091,337.23
  5. Step 5: Solve for x
    x = 215,091,337.23/16,516.75
  6. Step 6: Final answer
    x = 13,022.62

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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.