Home / 27,067.85-37,361.18-18,571.35

Finding the Fourth Proportional to 27,067.85, 37,361.18 and 18,571.35

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Solution

The fourth proportional to 27,067.85, 37,361.18 and 18,571.35 is: 25,633.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.85 : 37,361.18 = 18,571.35 : x
  2. Step 2: Convert to fraction form
    27,067.85/37,361.18 = 18,571.35/x
  3. Step 3: Cross multiply
    27,067.85x = 37,361.18 × 18,571.35
  4. Step 4: Simplify right side
    27,067.85x = 693,847,457.34
  5. Step 5: Solve for x
    x = 693,847,457.34/27,067.85
  6. Step 6: Final answer
    x = 25,633.64

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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.