Home / 19,906.08-27,469.44-11,525.28

Finding the Fourth Proportional to 19,906.08, 27,469.44 and 11,525.28

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Solution

The fourth proportional to 19,906.08, 27,469.44 and 11,525.28 is: 15,904.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906.08 : 27,469.44 = 11,525.28 : x
  2. Step 2: Convert to fraction form
    19,906.08/27,469.44 = 11,525.28/x
  3. Step 3: Cross multiply
    19,906.08x = 27,469.44 × 11,525.28
  4. Step 4: Simplify right side
    19,906.08x = 316,592,987.44
  5. Step 5: Solve for x
    x = 316,592,987.44/19,906.08
  6. Step 6: Final answer
    x = 15,904.34

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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.