Home / 29,857.31-41,155.26-22,663.79

Finding the Fourth Proportional to 29,857.31, 41,155.26 and 22,663.79

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Solution

The fourth proportional to 29,857.31, 41,155.26 and 22,663.79 is: 31,239.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,857.31 : 41,155.26 = 22,663.79 : x
  2. Step 2: Convert to fraction form
    29,857.31/41,155.26 = 22,663.79/x
  3. Step 3: Cross multiply
    29,857.31x = 41,155.26 × 22,663.79
  4. Step 4: Simplify right side
    29,857.31x = 932,733,964.26
  5. Step 5: Solve for x
    x = 932,733,964.26/29,857.31
  6. Step 6: Final answer
    x = 31,239.72

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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.