Home / 33,281.76-49,936.08-12,506.88

Finding the Fourth Proportional to 33,281.76, 49,936.08 and 12,506.88

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Solution

The fourth proportional to 33,281.76, 49,936.08 and 12,506.88 is: 18,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.76 : 49,936.08 = 12,506.88 : x
  2. Step 2: Convert to fraction form
    33,281.76/49,936.08 = 12,506.88/x
  3. Step 3: Cross multiply
    33,281.76x = 49,936.08 × 12,506.88
  4. Step 4: Simplify right side
    33,281.76x = 624,544,560.23
  5. Step 5: Solve for x
    x = 624,544,560.23/33,281.76
  6. Step 6: Final answer
    x = 18,765.37

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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.