Home / 36,352.94-50,165.74-20,438.88

Finding the Fourth Proportional to 36,352.94, 50,165.74 and 20,438.88

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Solution

The fourth proportional to 36,352.94, 50,165.74 and 20,438.88 is: 28,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,352.94 : 50,165.74 = 20,438.88 : x
  2. Step 2: Convert to fraction form
    36,352.94/50,165.74 = 20,438.88/x
  3. Step 3: Cross multiply
    36,352.94x = 50,165.74 × 20,438.88
  4. Step 4: Simplify right side
    36,352.94x = 1,025,331,539.97
  5. Step 5: Solve for x
    x = 1,025,331,539.97/36,352.94
  6. Step 6: Final answer
    x = 28,204.91

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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.