Home / 36,512.42-50,384.07-20,378.27

Finding the Fourth Proportional to 36,512.42, 50,384.07 and 20,378.27

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Solution

The fourth proportional to 36,512.42, 50,384.07 and 20,378.27 is: 28,120.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.42 : 50,384.07 = 20,378.27 : x
  2. Step 2: Convert to fraction form
    36,512.42/50,384.07 = 20,378.27/x
  3. Step 3: Cross multiply
    36,512.42x = 50,384.07 × 20,378.27
  4. Step 4: Simplify right side
    36,512.42x = 1,026,739,930.24
  5. Step 5: Solve for x
    x = 1,026,739,930.24/36,512.42
  6. Step 6: Final answer
    x = 28,120.30

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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.