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Finding the Fourth Proportional to 29,224.53, 43,836.72 and 7,037.87

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Solution

The fourth proportional to 29,224.53, 43,836.72 and 7,037.87 is: 10,556.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,224.53 : 43,836.72 = 7,037.87 : x
  2. Step 2: Convert to fraction form
    29,224.53/43,836.72 = 7,037.87/x
  3. Step 3: Cross multiply
    29,224.53x = 43,836.72 × 7,037.87
  4. Step 4: Simplify right side
    29,224.53x = 308,516,917.40
  5. Step 5: Solve for x
    x = 308,516,917.40/29,224.53
  6. Step 6: Final answer
    x = 10,556.78

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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.