Home / 29,027.55-43,515.41-11,485.38

Finding the Fourth Proportional to 29,027.55, 43,515.41 and 11,485.38

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Solution

The fourth proportional to 29,027.55, 43,515.41 and 11,485.38 is: 17,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,027.55 : 43,515.41 = 11,485.38 : x
  2. Step 2: Convert to fraction form
    29,027.55/43,515.41 = 11,485.38/x
  3. Step 3: Cross multiply
    29,027.55x = 43,515.41 × 11,485.38
  4. Step 4: Simplify right side
    29,027.55x = 499,790,962.28
  5. Step 5: Solve for x
    x = 499,790,962.28/29,027.55
  6. Step 6: Final answer
    x = 17,217.81

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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.