Home / 34,190.82-47,185.17-20,048.22

Finding the Fourth Proportional to 34,190.82, 47,185.17 and 20,048.22

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Solution

The fourth proportional to 34,190.82, 47,185.17 and 20,048.22 is: 27,667.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,190.82 : 47,185.17 = 20,048.22 : x
  2. Step 2: Convert to fraction form
    34,190.82/47,185.17 = 20,048.22/x
  3. Step 3: Cross multiply
    34,190.82x = 47,185.17 × 20,048.22
  4. Step 4: Simplify right side
    34,190.82x = 945,978,668.90
  5. Step 5: Solve for x
    x = 945,978,668.90/34,190.82
  6. Step 6: Final answer
    x = 27,667.62

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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.