Home / 27,825.75-41,740.53-11,185.79

Finding the Fourth Proportional to 27,825.75, 41,740.53 and 11,185.79

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Solution

The fourth proportional to 27,825.75, 41,740.53 and 11,185.79 is: 16,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,825.75 : 41,740.53 = 11,185.79 : x
  2. Step 2: Convert to fraction form
    27,825.75/41,740.53 = 11,185.79/x
  3. Step 3: Cross multiply
    27,825.75x = 41,740.53 × 11,185.79
  4. Step 4: Simplify right side
    27,825.75x = 466,900,747.14
  5. Step 5: Solve for x
    x = 466,900,747.14/27,825.75
  6. Step 6: Final answer
    x = 16,779.45

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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.