Home / 29,086.44-43,538.49-20,027.70

Finding the Fourth Proportional to 29,086.44, 43,538.49 and 20,027.70

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Solution

The fourth proportional to 29,086.44, 43,538.49 and 20,027.70 is: 29,978.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,086.44 : 43,538.49 = 20,027.70 : x
  2. Step 2: Convert to fraction form
    29,086.44/43,538.49 = 20,027.70/x
  3. Step 3: Cross multiply
    29,086.44x = 43,538.49 × 20,027.70
  4. Step 4: Simplify right side
    29,086.44x = 871,975,816.17
  5. Step 5: Solve for x
    x = 871,975,816.17/29,086.44
  6. Step 6: Final answer
    x = 29,978.77

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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.