Home / 17,179.72-25,725.83-11,318.56

Finding the Fourth Proportional to 17,179.72, 25,725.83 and 11,318.56

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Solution

The fourth proportional to 17,179.72, 25,725.83 and 11,318.56 is: 16,949.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,179.72 : 25,725.83 = 11,318.56 : x
  2. Step 2: Convert to fraction form
    17,179.72/25,725.83 = 11,318.56/x
  3. Step 3: Cross multiply
    17,179.72x = 25,725.83 × 11,318.56
  4. Step 4: Simplify right side
    17,179.72x = 291,179,229.50
  5. Step 5: Solve for x
    x = 291,179,229.50/17,179.72
  6. Step 6: Final answer
    x = 16,949.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.