Home / 36,575.99-50,478.97-20,661.46

Finding the Fourth Proportional to 36,575.99, 50,478.97 and 20,661.46

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Solution

The fourth proportional to 36,575.99, 50,478.97 and 20,661.46 is: 28,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,575.99 : 50,478.97 = 20,661.46 : x
  2. Step 2: Convert to fraction form
    36,575.99/50,478.97 = 20,661.46/x
  3. Step 3: Cross multiply
    36,575.99x = 50,478.97 × 20,661.46
  4. Step 4: Simplify right side
    36,575.99x = 1,042,969,219.50
  5. Step 5: Solve for x
    x = 1,042,969,219.50/36,575.99
  6. Step 6: Final answer
    x = 28,515.14

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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.