Home / 27,701.72-41,540.28-7,975.67

Finding the Fourth Proportional to 27,701.72, 41,540.28 and 7,975.67

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Solution

The fourth proportional to 27,701.72, 41,540.28 and 7,975.67 is: 11,959.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,701.72 : 41,540.28 = 7,975.67 : x
  2. Step 2: Convert to fraction form
    27,701.72/41,540.28 = 7,975.67/x
  3. Step 3: Cross multiply
    27,701.72x = 41,540.28 × 7,975.67
  4. Step 4: Simplify right side
    27,701.72x = 331,311,564.99
  5. Step 5: Solve for x
    x = 331,311,564.99/27,701.72
  6. Step 6: Final answer
    x = 11,959.96

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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.