Home / 30,194.21-41,667.21-16,765.12

Finding the Fourth Proportional to 30,194.21, 41,667.21 and 16,765.12

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Solution

The fourth proportional to 30,194.21, 41,667.21 and 16,765.12 is: 23,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.21 : 41,667.21 = 16,765.12 : x
  2. Step 2: Convert to fraction form
    30,194.21/41,667.21 = 16,765.12/x
  3. Step 3: Cross multiply
    30,194.21x = 41,667.21 × 16,765.12
  4. Step 4: Simplify right side
    30,194.21x = 698,555,775.72
  5. Step 5: Solve for x
    x = 698,555,775.72/30,194.21
  6. Step 6: Final answer
    x = 23,135.42

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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.