Home / 14,523.48-21,789-4,136.04

Finding the Fourth Proportional to 14,523.48, 21,789 and 4,136.04

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Solution

The fourth proportional to 14,523.48, 21,789 and 4,136.04 is: 6,205.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.48 : 21,789 = 4,136.04 : x
  2. Step 2: Convert to fraction form
    14,523.48/21,789 = 4,136.04/x
  3. Step 3: Cross multiply
    14,523.48x = 21,789 × 4,136.04
  4. Step 4: Simplify right side
    14,523.48x = 90,120,175.56
  5. Step 5: Solve for x
    x = 90,120,175.56/14,523.48
  6. Step 6: Final answer
    x = 6,205.14

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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.