Home / 33,626.40-50,439.60-13,898.40

Finding the Fourth Proportional to 33,626.40, 50,439.60 and 13,898.40

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Solution

The fourth proportional to 33,626.40, 50,439.60 and 13,898.40 is: 20,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,626.40 : 50,439.60 = 13,898.40 : x
  2. Step 2: Convert to fraction form
    33,626.40/50,439.60 = 13,898.40/x
  3. Step 3: Cross multiply
    33,626.40x = 50,439.60 × 13,898.40
  4. Step 4: Simplify right side
    33,626.40x = 701,029,736.64
  5. Step 5: Solve for x
    x = 701,029,736.64/33,626.40
  6. Step 6: Final answer
    x = 20,847.60

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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.