Home / 20,204.73-30,313.30-10,350.93

Finding the Fourth Proportional to 20,204.73, 30,313.30 and 10,350.93

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Solution

The fourth proportional to 20,204.73, 30,313.30 and 10,350.93 is: 15,529.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.73 : 30,313.30 = 10,350.93 : x
  2. Step 2: Convert to fraction form
    20,204.73/30,313.30 = 10,350.93/x
  3. Step 3: Cross multiply
    20,204.73x = 30,313.30 × 10,350.93
  4. Step 4: Simplify right side
    20,204.73x = 313,770,846.37
  5. Step 5: Solve for x
    x = 313,770,846.37/20,204.73
  6. Step 6: Final answer
    x = 15,529.57

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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.