Home / 12,961.92-19,453.26-5,945.24

Finding the Fourth Proportional to 12,961.92, 19,453.26 and 5,945.24

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Solution

The fourth proportional to 12,961.92, 19,453.26 and 5,945.24 is: 8,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961.92 : 19,453.26 = 5,945.24 : x
  2. Step 2: Convert to fraction form
    12,961.92/19,453.26 = 5,945.24/x
  3. Step 3: Cross multiply
    12,961.92x = 19,453.26 × 5,945.24
  4. Step 4: Simplify right side
    12,961.92x = 115,654,298.98
  5. Step 5: Solve for x
    x = 115,654,298.98/12,961.92
  6. Step 6: Final answer
    x = 8,922.62

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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.