Home / 36,212.75-54,319.80-11,252.60

Finding the Fourth Proportional to 36,212.75, 54,319.80 and 11,252.60

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Solution

The fourth proportional to 36,212.75, 54,319.80 and 11,252.60 is: 16,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,212.75 : 54,319.80 = 11,252.60 : x
  2. Step 2: Convert to fraction form
    36,212.75/54,319.80 = 11,252.60/x
  3. Step 3: Cross multiply
    36,212.75x = 54,319.80 × 11,252.60
  4. Step 4: Simplify right side
    36,212.75x = 611,238,981.48
  5. Step 5: Solve for x
    x = 611,238,981.48/36,212.75
  6. Step 6: Final answer
    x = 16,879.11

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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.