Home / 13,379.13-20,067.93-4,018.94

Finding the Fourth Proportional to 13,379.13, 20,067.93 and 4,018.94

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Solution

The fourth proportional to 13,379.13, 20,067.93 and 4,018.94 is: 6,028.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379.13 : 20,067.93 = 4,018.94 : x
  2. Step 2: Convert to fraction form
    13,379.13/20,067.93 = 4,018.94/x
  3. Step 3: Cross multiply
    13,379.13x = 20,067.93 × 4,018.94
  4. Step 4: Simplify right side
    13,379.13x = 80,651,894.39
  5. Step 5: Solve for x
    x = 80,651,894.39/13,379.13
  6. Step 6: Final answer
    x = 6,028.19

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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.