Home / 27,228.06-40,772.97-21,744.54

Finding the Fourth Proportional to 27,228.06, 40,772.97 and 21,744.54

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Solution

The fourth proportional to 27,228.06, 40,772.97 and 21,744.54 is: 32,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228.06 : 40,772.97 = 21,744.54 : x
  2. Step 2: Convert to fraction form
    27,228.06/40,772.97 = 21,744.54/x
  3. Step 3: Cross multiply
    27,228.06x = 40,772.97 × 21,744.54
  4. Step 4: Simplify right side
    27,228.06x = 886,589,477.08
  5. Step 5: Solve for x
    x = 886,589,477.08/27,228.06
  6. Step 6: Final answer
    x = 32,561.61

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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.