Home / 14,494.26-20,003.04-8,121.36

Finding the Fourth Proportional to 14,494.26, 20,003.04 and 8,121.36

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Solution

The fourth proportional to 14,494.26, 20,003.04 and 8,121.36 is: 11,208.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,494.26 : 20,003.04 = 8,121.36 : x
  2. Step 2: Convert to fraction form
    14,494.26/20,003.04 = 8,121.36/x
  3. Step 3: Cross multiply
    14,494.26x = 20,003.04 × 8,121.36
  4. Step 4: Simplify right side
    14,494.26x = 162,451,888.93
  5. Step 5: Solve for x
    x = 162,451,888.93/14,494.26
  6. Step 6: Final answer
    x = 11,208.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.