Home / 33,516.12-50,274.04-12,739.64

Finding the Fourth Proportional to 33,516.12, 50,274.04 and 12,739.64

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Solution

The fourth proportional to 33,516.12, 50,274.04 and 12,739.64 is: 19,109.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,516.12 : 50,274.04 = 12,739.64 : x
  2. Step 2: Convert to fraction form
    33,516.12/50,274.04 = 12,739.64/x
  3. Step 3: Cross multiply
    33,516.12x = 50,274.04 × 12,739.64
  4. Step 4: Simplify right side
    33,516.12x = 640,473,170.95
  5. Step 5: Solve for x
    x = 640,473,170.95/33,516.12
  6. Step 6: Final answer
    x = 19,109.41

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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.