Home / 36,727.98-55,090.38-11,769.30

Finding the Fourth Proportional to 36,727.98, 55,090.38 and 11,769.30

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Solution

The fourth proportional to 36,727.98, 55,090.38 and 11,769.30 is: 17,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,727.98 : 55,090.38 = 11,769.30 : x
  2. Step 2: Convert to fraction form
    36,727.98/55,090.38 = 11,769.30/x
  3. Step 3: Cross multiply
    36,727.98x = 55,090.38 × 11,769.30
  4. Step 4: Simplify right side
    36,727.98x = 648,375,187.27
  5. Step 5: Solve for x
    x = 648,375,187.27/36,727.98
  6. Step 6: Final answer
    x = 17,653.44

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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.