Home / 30,993.54-42,770.83-16,846.34

Finding the Fourth Proportional to 30,993.54, 42,770.83 and 16,846.34

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Solution

The fourth proportional to 30,993.54, 42,770.83 and 16,846.34 is: 23,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,993.54 : 42,770.83 = 16,846.34 : x
  2. Step 2: Convert to fraction form
    30,993.54/42,770.83 = 16,846.34/x
  3. Step 3: Cross multiply
    30,993.54x = 42,770.83 × 16,846.34
  4. Step 4: Simplify right side
    30,993.54x = 720,531,944.26
  5. Step 5: Solve for x
    x = 720,531,944.26/30,993.54
  6. Step 6: Final answer
    x = 23,247.81

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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.