Home / 19,949.50-27,522.60-11,448.56

Finding the Fourth Proportional to 19,949.50, 27,522.60 and 11,448.56

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Solution

The fourth proportional to 19,949.50, 27,522.60 and 11,448.56 is: 15,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.50 : 27,522.60 = 11,448.56 : x
  2. Step 2: Convert to fraction form
    19,949.50/27,522.60 = 11,448.56/x
  3. Step 3: Cross multiply
    19,949.50x = 27,522.60 × 11,448.56
  4. Step 4: Simplify right side
    19,949.50x = 315,094,137.46
  5. Step 5: Solve for x
    x = 315,094,137.46/19,949.50
  6. Step 6: Final answer
    x = 15,794.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.