Home / 33,721.04-50,587.05-12,662.72

Finding the Fourth Proportional to 33,721.04, 50,587.05 and 12,662.72

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Solution

The fourth proportional to 33,721.04, 50,587.05 and 12,662.72 is: 18,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,721.04 : 50,587.05 = 12,662.72 : x
  2. Step 2: Convert to fraction form
    33,721.04/50,587.05 = 12,662.72/x
  3. Step 3: Cross multiply
    33,721.04x = 50,587.05 × 12,662.72
  4. Step 4: Simplify right side
    33,721.04x = 640,569,396.84
  5. Step 5: Solve for x
    x = 640,569,396.84/33,721.04
  6. Step 6: Final answer
    x = 18,996.14

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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.