Home / 13,922.44-20,887.20-4,563.08

Finding the Fourth Proportional to 13,922.44, 20,887.20 and 4,563.08

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Solution

The fourth proportional to 13,922.44, 20,887.20 and 4,563.08 is: 6,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922.44 : 20,887.20 = 4,563.08 : x
  2. Step 2: Convert to fraction form
    13,922.44/20,887.20 = 4,563.08/x
  3. Step 3: Cross multiply
    13,922.44x = 20,887.20 × 4,563.08
  4. Step 4: Simplify right side
    13,922.44x = 95,309,964.58
  5. Step 5: Solve for x
    x = 95,309,964.58/13,922.44
  6. Step 6: Final answer
    x = 6,845.78

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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.