Home / 33,415.21-50,107.12-19,379.23

Finding the Fourth Proportional to 33,415.21, 50,107.12 and 19,379.23

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Solution

The fourth proportional to 33,415.21, 50,107.12 and 19,379.23 is: 29,059.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,415.21 : 50,107.12 = 19,379.23 : x
  2. Step 2: Convert to fraction form
    33,415.21/50,107.12 = 19,379.23/x
  3. Step 3: Cross multiply
    33,415.21x = 50,107.12 × 19,379.23
  4. Step 4: Simplify right side
    33,415.21x = 971,037,403.12
  5. Step 5: Solve for x
    x = 971,037,403.12/33,415.21
  6. Step 6: Final answer
    x = 29,059.74

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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.