Home / 33,388.58-50,102.32-12,613.70

Finding the Fourth Proportional to 33,388.58, 50,102.32 and 12,613.70

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Solution

The fourth proportional to 33,388.58, 50,102.32 and 12,613.70 is: 18,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.58 : 50,102.32 = 12,613.70 : x
  2. Step 2: Convert to fraction form
    33,388.58/50,102.32 = 12,613.70/x
  3. Step 3: Cross multiply
    33,388.58x = 50,102.32 × 12,613.70
  4. Step 4: Simplify right side
    33,388.58x = 631,975,633.78
  5. Step 5: Solve for x
    x = 631,975,633.78/33,388.58
  6. Step 6: Final answer
    x = 18,927.90

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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.