Home / 11,944.20-17,894.70-10,216.20

Finding the Fourth Proportional to 11,944.20, 17,894.70 and 10,216.20

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Solution

The fourth proportional to 11,944.20, 17,894.70 and 10,216.20 is: 15,305.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.20 : 17,894.70 = 10,216.20 : x
  2. Step 2: Convert to fraction form
    11,944.20/17,894.70 = 10,216.20/x
  3. Step 3: Cross multiply
    11,944.20x = 17,894.70 × 10,216.20
  4. Step 4: Simplify right side
    11,944.20x = 182,815,834.14
  5. Step 5: Solve for x
    x = 182,815,834.14/11,944.20
  6. Step 6: Final answer
    x = 15,305.82

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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.