Home / 29,086.06-43,629.10-8,309.56

Finding the Fourth Proportional to 29,086.06, 43,629.10 and 8,309.56

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Solution

The fourth proportional to 29,086.06, 43,629.10 and 8,309.56 is: 12,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,086.06 : 43,629.10 = 8,309.56 : x
  2. Step 2: Convert to fraction form
    29,086.06/43,629.10 = 8,309.56/x
  3. Step 3: Cross multiply
    29,086.06x = 43,629.10 × 8,309.56
  4. Step 4: Simplify right side
    29,086.06x = 362,538,624.20
  5. Step 5: Solve for x
    x = 362,538,624.20/29,086.06
  6. Step 6: Final answer
    x = 12,464.34

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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.