Home / 33,667.85-50,501.46-12,891.35

Finding the Fourth Proportional to 33,667.85, 50,501.46 and 12,891.35

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Solution

The fourth proportional to 33,667.85, 50,501.46 and 12,891.35 is: 19,336.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,667.85 : 50,501.46 = 12,891.35 : x
  2. Step 2: Convert to fraction form
    33,667.85/50,501.46 = 12,891.35/x
  3. Step 3: Cross multiply
    33,667.85x = 50,501.46 × 12,891.35
  4. Step 4: Simplify right side
    33,667.85x = 651,031,743.86
  5. Step 5: Solve for x
    x = 651,031,743.86/33,667.85
  6. Step 6: Final answer
    x = 19,336.90

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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.