Home / 14,136.14-21,204-4,782.74

Finding the Fourth Proportional to 14,136.14, 21,204 and 4,782.74

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Solution

The fourth proportional to 14,136.14, 21,204 and 4,782.74 is: 7,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.14 : 21,204 = 4,782.74 : x
  2. Step 2: Convert to fraction form
    14,136.14/21,204 = 4,782.74/x
  3. Step 3: Cross multiply
    14,136.14x = 21,204 × 4,782.74
  4. Step 4: Simplify right side
    14,136.14x = 101,413,112.94
  5. Step 5: Solve for x
    x = 101,413,112.94/14,136.14
  6. Step 6: Final answer
    x = 7,174.03

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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.