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Finding the Fourth Proportional to 41,809.30, 62,734.44 and 19,624.48

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Solution

The fourth proportional to 41,809.30, 62,734.44 and 19,624.48 is: 29,446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,809.30 : 62,734.44 = 19,624.48 : x
  2. Step 2: Convert to fraction form
    41,809.30/62,734.44 = 19,624.48/x
  3. Step 3: Cross multiply
    41,809.30x = 62,734.44 × 19,624.48
  4. Step 4: Simplify right side
    41,809.30x = 1,231,130,763.09
  5. Step 5: Solve for x
    x = 1,231,130,763.09/41,809.30
  6. Step 6: Final answer
    x = 29,446.34

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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.