Home / 16,758.36-25,140.99-4,912.52

Finding the Fourth Proportional to 16,758.36, 25,140.99 and 4,912.52

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Solution

The fourth proportional to 16,758.36, 25,140.99 and 4,912.52 is: 7,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,758.36 : 25,140.99 = 4,912.52 : x
  2. Step 2: Convert to fraction form
    16,758.36/25,140.99 = 4,912.52/x
  3. Step 3: Cross multiply
    16,758.36x = 25,140.99 × 4,912.52
  4. Step 4: Simplify right side
    16,758.36x = 123,505,679.05
  5. Step 5: Solve for x
    x = 123,505,679.05/16,758.36
  6. Step 6: Final answer
    x = 7,369.80

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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.