Home / 16,361.28-24,550.16-6,519.80

Finding the Fourth Proportional to 16,361.28, 24,550.16 and 6,519.80

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Solution

The fourth proportional to 16,361.28, 24,550.16 and 6,519.80 is: 9,782.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,361.28 : 24,550.16 = 6,519.80 : x
  2. Step 2: Convert to fraction form
    16,361.28/24,550.16 = 6,519.80/x
  3. Step 3: Cross multiply
    16,361.28x = 24,550.16 × 6,519.80
  4. Step 4: Simplify right side
    16,361.28x = 160,062,133.17
  5. Step 5: Solve for x
    x = 160,062,133.17/16,361.28
  6. Step 6: Final answer
    x = 9,782.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.