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Finding the Fourth Proportional to 36,084.82, 49,795.04 and 19,951.20

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Solution

The fourth proportional to 36,084.82, 49,795.04 and 19,951.20 is: 27,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,084.82 : 49,795.04 = 19,951.20 : x
  2. Step 2: Convert to fraction form
    36,084.82/49,795.04 = 19,951.20/x
  3. Step 3: Cross multiply
    36,084.82x = 49,795.04 × 19,951.20
  4. Step 4: Simplify right side
    36,084.82x = 993,470,553.07
  5. Step 5: Solve for x
    x = 993,470,553.07/36,084.82
  6. Step 6: Final answer
    x = 27,531.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.