Home / 27,933.64-41,900.45-8,212.36

Finding the Fourth Proportional to 27,933.64, 41,900.45 and 8,212.36

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Solution

The fourth proportional to 27,933.64, 41,900.45 and 8,212.36 is: 12,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.64 : 41,900.45 = 8,212.36 : x
  2. Step 2: Convert to fraction form
    27,933.64/41,900.45 = 8,212.36/x
  3. Step 3: Cross multiply
    27,933.64x = 41,900.45 × 8,212.36
  4. Step 4: Simplify right side
    27,933.64x = 344,101,579.56
  5. Step 5: Solve for x
    x = 344,101,579.56/27,933.64
  6. Step 6: Final answer
    x = 12,318.54

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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.