Home / 30,197.05-41,672.99-16,768.51

Finding the Fourth Proportional to 30,197.05, 41,672.99 and 16,768.51

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Solution

The fourth proportional to 30,197.05, 41,672.99 and 16,768.51 is: 23,141.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.05 : 41,672.99 = 16,768.51 : x
  2. Step 2: Convert to fraction form
    30,197.05/41,672.99 = 16,768.51/x
  3. Step 3: Cross multiply
    30,197.05x = 41,672.99 × 16,768.51
  4. Step 4: Simplify right side
    30,197.05x = 698,793,949.54
  5. Step 5: Solve for x
    x = 698,793,949.54/30,197.05
  6. Step 6: Final answer
    x = 23,141.13

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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.