Home / 36,820.07-50,809.78-20,685.27

Finding the Fourth Proportional to 36,820.07, 50,809.78 and 20,685.27

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Solution

The fourth proportional to 36,820.07, 50,809.78 and 20,685.27 is: 28,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,820.07 : 50,809.78 = 20,685.27 : x
  2. Step 2: Convert to fraction form
    36,820.07/50,809.78 = 20,685.27/x
  3. Step 3: Cross multiply
    36,820.07x = 50,809.78 × 20,685.27
  4. Step 4: Simplify right side
    36,820.07x = 1,051,014,234.33
  5. Step 5: Solve for x
    x = 1,051,014,234.33/36,820.07
  6. Step 6: Final answer
    x = 28,544.60

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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.