Home / 13,393.26-20,078.01-5,067.45

Finding the Fourth Proportional to 13,393.26, 20,078.01 and 5,067.45

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Solution

The fourth proportional to 13,393.26, 20,078.01 and 5,067.45 is: 7,596.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393.26 : 20,078.01 = 5,067.45 : x
  2. Step 2: Convert to fraction form
    13,393.26/20,078.01 = 5,067.45/x
  3. Step 3: Cross multiply
    13,393.26x = 20,078.01 × 5,067.45
  4. Step 4: Simplify right side
    13,393.26x = 101,744,311.77
  5. Step 5: Solve for x
    x = 101,744,311.77/13,393.26
  6. Step 6: Final answer
    x = 7,596.68

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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.