Home / 19,383.22-29,005.56-15,194.43

Finding the Fourth Proportional to 19,383.22, 29,005.56 and 15,194.43

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Solution

The fourth proportional to 19,383.22, 29,005.56 and 15,194.43 is: 22,737.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.22 : 29,005.56 = 15,194.43 : x
  2. Step 2: Convert to fraction form
    19,383.22/29,005.56 = 15,194.43/x
  3. Step 3: Cross multiply
    19,383.22x = 29,005.56 × 15,194.43
  4. Step 4: Simplify right side
    19,383.22x = 440,722,951.03
  5. Step 5: Solve for x
    x = 440,722,951.03/19,383.22
  6. Step 6: Final answer
    x = 22,737.34

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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.