Home / 36,876.87-55,318.55-11,907.27

Finding the Fourth Proportional to 36,876.87, 55,318.55 and 11,907.27

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Solution

The fourth proportional to 36,876.87, 55,318.55 and 11,907.27 is: 17,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,876.87 : 55,318.55 = 11,907.27 : x
  2. Step 2: Convert to fraction form
    36,876.87/55,318.55 = 11,907.27/x
  3. Step 3: Cross multiply
    36,876.87x = 55,318.55 × 11,907.27
  4. Step 4: Simplify right side
    36,876.87x = 658,692,851.32
  5. Step 5: Solve for x
    x = 658,692,851.32/36,876.87
  6. Step 6: Final answer
    x = 17,861.95

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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.