Home / 36,396.21-50,227.53-20,480.65

Finding the Fourth Proportional to 36,396.21, 50,227.53 and 20,480.65

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Solution

The fourth proportional to 36,396.21, 50,227.53 and 20,480.65 is: 28,263.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,396.21 : 50,227.53 = 20,480.65 : x
  2. Step 2: Convert to fraction form
    36,396.21/50,227.53 = 20,480.65/x
  3. Step 3: Cross multiply
    36,396.21x = 50,227.53 × 20,480.65
  4. Step 4: Simplify right side
    36,396.21x = 1,028,692,462.29
  5. Step 5: Solve for x
    x = 1,028,692,462.29/36,396.21
  6. Step 6: Final answer
    x = 28,263.72

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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.