Home / 33,270.53-49,899.05-12,203.40

Finding the Fourth Proportional to 33,270.53, 49,899.05 and 12,203.40

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Solution

The fourth proportional to 33,270.53, 49,899.05 and 12,203.40 is: 18,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,270.53 : 49,899.05 = 12,203.40 : x
  2. Step 2: Convert to fraction form
    33,270.53/49,899.05 = 12,203.40/x
  3. Step 3: Cross multiply
    33,270.53x = 49,899.05 × 12,203.40
  4. Step 4: Simplify right side
    33,270.53x = 608,938,063.97
  5. Step 5: Solve for x
    x = 608,938,063.97/33,270.53
  6. Step 6: Final answer
    x = 18,302.63

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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.