Home / 29,021.72-43,474.26-15,141.56

Finding the Fourth Proportional to 29,021.72, 43,474.26 and 15,141.56

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Solution

The fourth proportional to 29,021.72, 43,474.26 and 15,141.56 is: 22,681.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.72 : 43,474.26 = 15,141.56 : x
  2. Step 2: Convert to fraction form
    29,021.72/43,474.26 = 15,141.56/x
  3. Step 3: Cross multiply
    29,021.72x = 43,474.26 × 15,141.56
  4. Step 4: Simplify right side
    29,021.72x = 658,268,116.25
  5. Step 5: Solve for x
    x = 658,268,116.25/29,021.72
  6. Step 6: Final answer
    x = 22,681.91

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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.