Home / 14,183.24-19,571.67-8,361.42

Finding the Fourth Proportional to 14,183.24, 19,571.67 and 8,361.42

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Solution

The fourth proportional to 14,183.24, 19,571.67 and 8,361.42 is: 11,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.24 : 19,571.67 = 8,361.42 : x
  2. Step 2: Convert to fraction form
    14,183.24/19,571.67 = 8,361.42/x
  3. Step 3: Cross multiply
    14,183.24x = 19,571.67 × 8,361.42
  4. Step 4: Simplify right side
    14,183.24x = 163,646,813.31
  5. Step 5: Solve for x
    x = 163,646,813.31/14,183.24
  6. Step 6: Final answer
    x = 11,538.05

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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.