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Finding the Fourth Proportional to 44,483.73, 66,694.16 and 20,766.17

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Solution

The fourth proportional to 44,483.73, 66,694.16 and 20,766.17 is: 31,134.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,483.73 : 66,694.16 = 20,766.17 : x
  2. Step 2: Convert to fraction form
    44,483.73/66,694.16 = 20,766.17/x
  3. Step 3: Cross multiply
    44,483.73x = 66,694.16 × 20,766.17
  4. Step 4: Simplify right side
    44,483.73x = 1,384,982,424.81
  5. Step 5: Solve for x
    x = 1,384,982,424.81/44,483.73
  6. Step 6: Final answer
    x = 31,134.58

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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.