Home / 27,456-41,175.90-8,735.28

Finding the Fourth Proportional to 27,456, 41,175.90 and 8,735.28

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Solution

The fourth proportional to 27,456, 41,175.90 and 8,735.28 is: 13,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456 : 41,175.90 = 8,735.28 : x
  2. Step 2: Convert to fraction form
    27,456/41,175.90 = 8,735.28/x
  3. Step 3: Cross multiply
    27,456x = 41,175.90 × 8,735.28
  4. Step 4: Simplify right side
    27,456x = 359,683,015.75
  5. Step 5: Solve for x
    x = 359,683,015.75/27,456
  6. Step 6: Final answer
    x = 13,100.34

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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.