Home / 21,027.27-31,546.99-6,236.54

Finding the Fourth Proportional to 21,027.27, 31,546.99 and 6,236.54

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Solution

The fourth proportional to 21,027.27, 31,546.99 and 6,236.54 is: 9,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,027.27 : 31,546.99 = 6,236.54 : x
  2. Step 2: Convert to fraction form
    21,027.27/31,546.99 = 6,236.54/x
  3. Step 3: Cross multiply
    21,027.27x = 31,546.99 × 6,236.54
  4. Step 4: Simplify right side
    21,027.27x = 196,744,033.83
  5. Step 5: Solve for x
    x = 196,744,033.83/21,027.27
  6. Step 6: Final answer
    x = 9,356.62

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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.