Home / 33,755.20-50,632.80-10,381.60

Finding the Fourth Proportional to 33,755.20, 50,632.80 and 10,381.60

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Solution

The fourth proportional to 33,755.20, 50,632.80 and 10,381.60 is: 15,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,755.20 : 50,632.80 = 10,381.60 : x
  2. Step 2: Convert to fraction form
    33,755.20/50,632.80 = 10,381.60/x
  3. Step 3: Cross multiply
    33,755.20x = 50,632.80 × 10,381.60
  4. Step 4: Simplify right side
    33,755.20x = 525,649,476.48
  5. Step 5: Solve for x
    x = 525,649,476.48/33,755.20
  6. Step 6: Final answer
    x = 15,572.40

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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.