Home / 36,811.17-55,221.97-11,845.42

Finding the Fourth Proportional to 36,811.17, 55,221.97 and 11,845.42

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Solution

The fourth proportional to 36,811.17, 55,221.97 and 11,845.42 is: 17,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,811.17 : 55,221.97 = 11,845.42 : x
  2. Step 2: Convert to fraction form
    36,811.17/55,221.97 = 11,845.42/x
  3. Step 3: Cross multiply
    36,811.17x = 55,221.97 × 11,845.42
  4. Step 4: Simplify right side
    36,811.17x = 654,127,151.77
  5. Step 5: Solve for x
    x = 654,127,151.77/36,811.17
  6. Step 6: Final answer
    x = 17,769.80

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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.