Home / 16,383.24-22,609.32-9,309.12

Finding the Fourth Proportional to 16,383.24, 22,609.32 and 9,309.12

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Solution

The fourth proportional to 16,383.24, 22,609.32 and 9,309.12 is: 12,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,383.24 : 22,609.32 = 9,309.12 : x
  2. Step 2: Convert to fraction form
    16,383.24/22,609.32 = 9,309.12/x
  3. Step 3: Cross multiply
    16,383.24x = 22,609.32 × 9,309.12
  4. Step 4: Simplify right side
    16,383.24x = 210,472,873.00
  5. Step 5: Solve for x
    x = 210,472,873.00/16,383.24
  6. Step 6: Final answer
    x = 12,846.84

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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.