Home / 11,949.53-17,993.75-8,851.48

Finding the Fourth Proportional to 11,949.53, 17,993.75 and 8,851.48

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Solution

The fourth proportional to 11,949.53, 17,993.75 and 8,851.48 is: 13,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.53 : 17,993.75 = 8,851.48 : x
  2. Step 2: Convert to fraction form
    11,949.53/17,993.75 = 8,851.48/x
  3. Step 3: Cross multiply
    11,949.53x = 17,993.75 × 8,851.48
  4. Step 4: Simplify right side
    11,949.53x = 159,271,229.01
  5. Step 5: Solve for x
    x = 159,271,229.01/11,949.53
  6. Step 6: Final answer
    x = 13,328.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.