Home / 30,221.03-41,705.06-16,791.97

Finding the Fourth Proportional to 30,221.03, 41,705.06 and 16,791.97

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Solution

The fourth proportional to 30,221.03, 41,705.06 and 16,791.97 is: 23,172.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,221.03 : 41,705.06 = 16,791.97 : x
  2. Step 2: Convert to fraction form
    30,221.03/41,705.06 = 16,791.97/x
  3. Step 3: Cross multiply
    30,221.03x = 41,705.06 × 16,791.97
  4. Step 4: Simplify right side
    30,221.03x = 700,310,220.63
  5. Step 5: Solve for x
    x = 700,310,220.63/30,221.03
  6. Step 6: Final answer
    x = 23,172.94

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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.