Home / 33,555.52-50,333.40-12,500.20

Finding the Fourth Proportional to 33,555.52, 50,333.40 and 12,500.20

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Solution

The fourth proportional to 33,555.52, 50,333.40 and 12,500.20 is: 18,750.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,555.52 : 50,333.40 = 12,500.20 : x
  2. Step 2: Convert to fraction form
    33,555.52/50,333.40 = 12,500.20/x
  3. Step 3: Cross multiply
    33,555.52x = 50,333.40 × 12,500.20
  4. Step 4: Simplify right side
    33,555.52x = 629,177,566.68
  5. Step 5: Solve for x
    x = 629,177,566.68/33,555.52
  6. Step 6: Final answer
    x = 18,750.34

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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.