Home / 26,809.44-40,201.35-15,719.50

Finding the Fourth Proportional to 26,809.44, 40,201.35 and 15,719.50

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Solution

The fourth proportional to 26,809.44, 40,201.35 and 15,719.50 is: 23,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,809.44 : 40,201.35 = 15,719.50 : x
  2. Step 2: Convert to fraction form
    26,809.44/40,201.35 = 15,719.50/x
  3. Step 3: Cross multiply
    26,809.44x = 40,201.35 × 15,719.50
  4. Step 4: Simplify right side
    26,809.44x = 631,945,121.33
  5. Step 5: Solve for x
    x = 631,945,121.33/26,809.44
  6. Step 6: Final answer
    x = 23,571.74

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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.