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Finding the Fourth Proportional to 36,652.62, 54,978.66 and 13,273.50

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Solution

The fourth proportional to 36,652.62, 54,978.66 and 13,273.50 is: 19,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,652.62 : 54,978.66 = 13,273.50 : x
  2. Step 2: Convert to fraction form
    36,652.62/54,978.66 = 13,273.50/x
  3. Step 3: Cross multiply
    36,652.62x = 54,978.66 × 13,273.50
  4. Step 4: Simplify right side
    36,652.62x = 729,759,243.51
  5. Step 5: Solve for x
    x = 729,759,243.51/36,652.62
  6. Step 6: Final answer
    x = 19,910.15

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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.