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Finding the Fourth Proportional to 34,620.24, 47,744.24 and 22,679.22

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Solution

The fourth proportional to 34,620.24, 47,744.24 and 22,679.22 is: 31,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,620.24 : 47,744.24 = 22,679.22 : x
  2. Step 2: Convert to fraction form
    34,620.24/47,744.24 = 22,679.22/x
  3. Step 3: Cross multiply
    34,620.24x = 47,744.24 × 22,679.22
  4. Step 4: Simplify right side
    34,620.24x = 1,082,802,122.69
  5. Step 5: Solve for x
    x = 1,082,802,122.69/34,620.24
  6. Step 6: Final answer
    x = 31,276.56

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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.