Home / 16,308.36-22,505.64-8,856.36

Finding the Fourth Proportional to 16,308.36, 22,505.64 and 8,856.36

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Solution

The fourth proportional to 16,308.36, 22,505.64 and 8,856.36 is: 12,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,308.36 : 22,505.64 = 8,856.36 : x
  2. Step 2: Convert to fraction form
    16,308.36/22,505.64 = 8,856.36/x
  3. Step 3: Cross multiply
    16,308.36x = 22,505.64 × 8,856.36
  4. Step 4: Simplify right side
    16,308.36x = 199,318,049.87
  5. Step 5: Solve for x
    x = 199,318,049.87/16,308.36
  6. Step 6: Final answer
    x = 12,221.83

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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.