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Finding the Fourth Proportional to 33,253, 49,902.11 and 13,535.15

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Solution

The fourth proportional to 33,253, 49,902.11 and 13,535.15 is: 20,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,253 : 49,902.11 = 13,535.15 : x
  2. Step 2: Convert to fraction form
    33,253/49,902.11 = 13,535.15/x
  3. Step 3: Cross multiply
    33,253x = 49,902.11 × 13,535.15
  4. Step 4: Simplify right side
    33,253x = 675,432,453.25
  5. Step 5: Solve for x
    x = 675,432,453.25/33,253
  6. Step 6: Final answer
    x = 20,311.93

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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.