Home / 36,540.18-50,425.74-20,409.03

Finding the Fourth Proportional to 36,540.18, 50,425.74 and 20,409.03

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Solution

The fourth proportional to 36,540.18, 50,425.74 and 20,409.03 is: 28,164.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,540.18 : 50,425.74 = 20,409.03 : x
  2. Step 2: Convert to fraction form
    36,540.18/50,425.74 = 20,409.03/x
  3. Step 3: Cross multiply
    36,540.18x = 50,425.74 × 20,409.03
  4. Step 4: Simplify right side
    36,540.18x = 1,029,140,440.43
  5. Step 5: Solve for x
    x = 1,029,140,440.43/36,540.18
  6. Step 6: Final answer
    x = 28,164.62

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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.