Home / 33,440.19-50,166.83-12,380.40

Finding the Fourth Proportional to 33,440.19, 50,166.83 and 12,380.40

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Solution

The fourth proportional to 33,440.19, 50,166.83 and 12,380.40 is: 18,573.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,440.19 : 50,166.83 = 12,380.40 : x
  2. Step 2: Convert to fraction form
    33,440.19/50,166.83 = 12,380.40/x
  3. Step 3: Cross multiply
    33,440.19x = 50,166.83 × 12,380.40
  4. Step 4: Simplify right side
    33,440.19x = 621,085,453.08
  5. Step 5: Solve for x
    x = 621,085,453.08/33,440.19
  6. Step 6: Final answer
    x = 18,573.03

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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.