Home / 15,229.78-22,844.68-4,136.48

Finding the Fourth Proportional to 15,229.78, 22,844.68 and 4,136.48

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Solution

The fourth proportional to 15,229.78, 22,844.68 and 4,136.48 is: 6,204.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,229.78 : 22,844.68 = 4,136.48 : x
  2. Step 2: Convert to fraction form
    15,229.78/22,844.68 = 4,136.48/x
  3. Step 3: Cross multiply
    15,229.78x = 22,844.68 × 4,136.48
  4. Step 4: Simplify right side
    15,229.78x = 94,496,561.93
  5. Step 5: Solve for x
    x = 94,496,561.93/15,229.78
  6. Step 6: Final answer
    x = 6,204.72

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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.