Home / 36,500.64-50,361.36-21,589.92

Finding the Fourth Proportional to 36,500.64, 50,361.36 and 21,589.92

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Solution

The fourth proportional to 36,500.64, 50,361.36 and 21,589.92 is: 29,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,500.64 : 50,361.36 = 21,589.92 : x
  2. Step 2: Convert to fraction form
    36,500.64/50,361.36 = 21,589.92/x
  3. Step 3: Cross multiply
    36,500.64x = 50,361.36 × 21,589.92
  4. Step 4: Simplify right side
    36,500.64x = 1,087,297,733.49
  5. Step 5: Solve for x
    x = 1,087,297,733.49/36,500.64
  6. Step 6: Final answer
    x = 29,788.46

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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.