Home / 16,757.70-25,136.63-5,664.45

Finding the Fourth Proportional to 16,757.70, 25,136.63 and 5,664.45

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Solution

The fourth proportional to 16,757.70, 25,136.63 and 5,664.45 is: 8,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,757.70 : 25,136.63 = 5,664.45 : x
  2. Step 2: Convert to fraction form
    16,757.70/25,136.63 = 5,664.45/x
  3. Step 3: Cross multiply
    16,757.70x = 25,136.63 × 5,664.45
  4. Step 4: Simplify right side
    16,757.70x = 142,385,183.80
  5. Step 5: Solve for x
    x = 142,385,183.80/16,757.70
  6. Step 6: Final answer
    x = 8,496.70

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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.