Home / 36,796.72-55,161.80-13,417.68

Finding the Fourth Proportional to 36,796.72, 55,161.80 and 13,417.68

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Solution

The fourth proportional to 36,796.72, 55,161.80 and 13,417.68 is: 20,114.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,796.72 : 55,161.80 = 13,417.68 : x
  2. Step 2: Convert to fraction form
    36,796.72/55,161.80 = 13,417.68/x
  3. Step 3: Cross multiply
    36,796.72x = 55,161.80 × 13,417.68
  4. Step 4: Simplify right side
    36,796.72x = 740,143,380.62
  5. Step 5: Solve for x
    x = 740,143,380.62/36,796.72
  6. Step 6: Final answer
    x = 20,114.38

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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.