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Finding the Fourth Proportional to 29,912.37, 44,866.94 and 9,134.25

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Solution

The fourth proportional to 29,912.37, 44,866.94 and 9,134.25 is: 13,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,912.37 : 44,866.94 = 9,134.25 : x
  2. Step 2: Convert to fraction form
    29,912.37/44,866.94 = 9,134.25/x
  3. Step 3: Cross multiply
    29,912.37x = 44,866.94 × 9,134.25
  4. Step 4: Simplify right side
    29,912.37x = 409,825,801.02
  5. Step 5: Solve for x
    x = 409,825,801.02/29,912.37
  6. Step 6: Final answer
    x = 13,700.88

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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.