Home / 36,426.44-50,263.14-20,507.72

Finding the Fourth Proportional to 36,426.44, 50,263.14 and 20,507.72

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Solution

The fourth proportional to 36,426.44, 50,263.14 and 20,507.72 is: 28,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,426.44 : 50,263.14 = 20,507.72 : x
  2. Step 2: Convert to fraction form
    36,426.44/50,263.14 = 20,507.72/x
  3. Step 3: Cross multiply
    36,426.44x = 50,263.14 × 20,507.72
  4. Step 4: Simplify right side
    36,426.44x = 1,030,782,401.44
  5. Step 5: Solve for x
    x = 1,030,782,401.44/36,426.44
  6. Step 6: Final answer
    x = 28,297.64

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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.