Home / 27,735.75-41,586.99-12,724.05

Finding the Fourth Proportional to 27,735.75, 41,586.99 and 12,724.05

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Solution

The fourth proportional to 27,735.75, 41,586.99 and 12,724.05 is: 19,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,735.75 : 41,586.99 = 12,724.05 : x
  2. Step 2: Convert to fraction form
    27,735.75/41,586.99 = 12,724.05/x
  3. Step 3: Cross multiply
    27,735.75x = 41,586.99 × 12,724.05
  4. Step 4: Simplify right side
    27,735.75x = 529,154,940.11
  5. Step 5: Solve for x
    x = 529,154,940.11/27,735.75
  6. Step 6: Final answer
    x = 19,078.44

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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.