Home / 20,529.54-30,794.36-5,738.43

Finding the Fourth Proportional to 20,529.54, 30,794.36 and 5,738.43

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Solution

The fourth proportional to 20,529.54, 30,794.36 and 5,738.43 is: 8,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,529.54 : 30,794.36 = 5,738.43 : x
  2. Step 2: Convert to fraction form
    20,529.54/30,794.36 = 5,738.43/x
  3. Step 3: Cross multiply
    20,529.54x = 30,794.36 × 5,738.43
  4. Step 4: Simplify right side
    20,529.54x = 176,711,279.25
  5. Step 5: Solve for x
    x = 176,711,279.25/20,529.54
  6. Step 6: Final answer
    x = 8,607.66

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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.