Home / 15,843.72-23,736.24-11,450.28

Finding the Fourth Proportional to 15,843.72, 23,736.24 and 11,450.28

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Solution

The fourth proportional to 15,843.72, 23,736.24 and 11,450.28 is: 17,154.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,843.72 : 23,736.24 = 11,450.28 : x
  2. Step 2: Convert to fraction form
    15,843.72/23,736.24 = 11,450.28/x
  3. Step 3: Cross multiply
    15,843.72x = 23,736.24 × 11,450.28
  4. Step 4: Simplify right side
    15,843.72x = 271,786,594.15
  5. Step 5: Solve for x
    x = 271,786,594.15/15,843.72
  6. Step 6: Final answer
    x = 17,154.22

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1.5x scale

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.