Home / 33,214.90-49,787.74-14,489.92

Finding the Fourth Proportional to 33,214.90, 49,787.74 and 14,489.92

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Solution

The fourth proportional to 33,214.90, 49,787.74 and 14,489.92 is: 21,719.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214.90 : 49,787.74 = 14,489.92 : x
  2. Step 2: Convert to fraction form
    33,214.90/49,787.74 = 14,489.92/x
  3. Step 3: Cross multiply
    33,214.90x = 49,787.74 × 14,489.92
  4. Step 4: Simplify right side
    33,214.90x = 721,420,369.58
  5. Step 5: Solve for x
    x = 721,420,369.58/33,214.90
  6. Step 6: Final answer
    x = 21,719.78

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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.