Home / 33,657.12-50,453.50-12,591.44

Finding the Fourth Proportional to 33,657.12, 50,453.50 and 12,591.44

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Solution

The fourth proportional to 33,657.12, 50,453.50 and 12,591.44 is: 18,875.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,657.12 : 50,453.50 = 12,591.44 : x
  2. Step 2: Convert to fraction form
    33,657.12/50,453.50 = 12,591.44/x
  3. Step 3: Cross multiply
    33,657.12x = 50,453.50 × 12,591.44
  4. Step 4: Simplify right side
    33,657.12x = 635,282,218.04
  5. Step 5: Solve for x
    x = 635,282,218.04/33,657.12
  6. Step 6: Final answer
    x = 18,875.12

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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.