Home / 30,266.96-41,768.97-16,839.47

Finding the Fourth Proportional to 30,266.96, 41,768.97 and 16,839.47

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Solution

The fourth proportional to 30,266.96, 41,768.97 and 16,839.47 is: 23,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.96 : 41,768.97 = 16,839.47 : x
  2. Step 2: Convert to fraction form
    30,266.96/41,768.97 = 16,839.47/x
  3. Step 3: Cross multiply
    30,266.96x = 41,768.97 × 16,839.47
  4. Step 4: Simplify right side
    30,266.96x = 703,367,212.82
  5. Step 5: Solve for x
    x = 703,367,212.82/30,266.96
  6. Step 6: Final answer
    x = 23,238.78

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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.