Home / 36,821.67-50,812.09-20,904.03

Finding the Fourth Proportional to 36,821.67, 50,812.09 and 20,904.03

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Solution

The fourth proportional to 36,821.67, 50,812.09 and 20,904.03 is: 28,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,821.67 : 50,812.09 = 20,904.03 : x
  2. Step 2: Convert to fraction form
    36,821.67/50,812.09 = 20,904.03/x
  3. Step 3: Cross multiply
    36,821.67x = 50,812.09 × 20,904.03
  4. Step 4: Simplify right side
    36,821.67x = 1,062,177,453.72
  5. Step 5: Solve for x
    x = 1,062,177,453.72/36,821.67
  6. Step 6: Final answer
    x = 28,846.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.