Home / 27,890.67-41,824.50-13,845.54

Finding the Fourth Proportional to 27,890.67, 41,824.50 and 13,845.54

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Solution

The fourth proportional to 27,890.67, 41,824.50 and 13,845.54 is: 20,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,890.67 : 41,824.50 = 13,845.54 : x
  2. Step 2: Convert to fraction form
    27,890.67/41,824.50 = 13,845.54/x
  3. Step 3: Cross multiply
    27,890.67x = 41,824.50 × 13,845.54
  4. Step 4: Simplify right side
    27,890.67x = 579,082,787.73
  5. Step 5: Solve for x
    x = 579,082,787.73/27,890.67
  6. Step 6: Final answer
    x = 20,762.60

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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.