Home / 33,520.20-50,280.60-13,791.03

Finding the Fourth Proportional to 33,520.20, 50,280.60 and 13,791.03

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Solution

The fourth proportional to 33,520.20, 50,280.60 and 13,791.03 is: 20,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,520.20 : 50,280.60 = 13,791.03 : x
  2. Step 2: Convert to fraction form
    33,520.20/50,280.60 = 13,791.03/x
  3. Step 3: Cross multiply
    33,520.20x = 50,280.60 × 13,791.03
  4. Step 4: Simplify right side
    33,520.20x = 693,421,263.02
  5. Step 5: Solve for x
    x = 693,421,263.02/33,520.20
  6. Step 6: Final answer
    x = 20,686.67

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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.