Home / 20,039.44-27,652.32-11,085.52

Finding the Fourth Proportional to 20,039.44, 27,652.32 and 11,085.52

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Solution

The fourth proportional to 20,039.44, 27,652.32 and 11,085.52 is: 15,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,039.44 : 27,652.32 = 11,085.52 : x
  2. Step 2: Convert to fraction form
    20,039.44/27,652.32 = 11,085.52/x
  3. Step 3: Cross multiply
    20,039.44x = 27,652.32 × 11,085.52
  4. Step 4: Simplify right side
    20,039.44x = 306,540,346.41
  5. Step 5: Solve for x
    x = 306,540,346.41/20,039.44
  6. Step 6: Final answer
    x = 15,296.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.