Home / 13,469.15-20,204.88-4,111.26

Finding the Fourth Proportional to 13,469.15, 20,204.88 and 4,111.26

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Solution

The fourth proportional to 13,469.15, 20,204.88 and 4,111.26 is: 6,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469.15 : 20,204.88 = 4,111.26 : x
  2. Step 2: Convert to fraction form
    13,469.15/20,204.88 = 4,111.26/x
  3. Step 3: Cross multiply
    13,469.15x = 20,204.88 × 4,111.26
  4. Step 4: Simplify right side
    13,469.15x = 83,067,514.95
  5. Step 5: Solve for x
    x = 83,067,514.95/13,469.15
  6. Step 6: Final answer
    x = 6,167.24

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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.