Home / 36,791.42-55,195.36-13,417.86

Finding the Fourth Proportional to 36,791.42, 55,195.36 and 13,417.86

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Solution

The fourth proportional to 36,791.42, 55,195.36 and 13,417.86 is: 20,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,791.42 : 55,195.36 = 13,417.86 : x
  2. Step 2: Convert to fraction form
    36,791.42/55,195.36 = 13,417.86/x
  3. Step 3: Cross multiply
    36,791.42x = 55,195.36 × 13,417.86
  4. Step 4: Simplify right side
    36,791.42x = 740,603,613.13
  5. Step 5: Solve for x
    x = 740,603,613.13/36,791.42
  6. Step 6: Final answer
    x = 20,129.79

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1.5x scale

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.