Home / 29,723.20-41,014.56-19,672.72

Finding the Fourth Proportional to 29,723.20, 41,014.56 and 19,672.72

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Solution

The fourth proportional to 29,723.20, 41,014.56 and 19,672.72 is: 27,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,723.20 : 41,014.56 = 19,672.72 : x
  2. Step 2: Convert to fraction form
    29,723.20/41,014.56 = 19,672.72/x
  3. Step 3: Cross multiply
    29,723.20x = 41,014.56 × 19,672.72
  4. Step 4: Simplify right side
    29,723.20x = 806,867,954.80
  5. Step 5: Solve for x
    x = 806,867,954.80/29,723.20
  6. Step 6: Final answer
    x = 27,146.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.