Home / 20,192.97-30,290.67-6,341.97

Finding the Fourth Proportional to 20,192.97, 30,290.67 and 6,341.97

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Solution

The fourth proportional to 20,192.97, 30,290.67 and 6,341.97 is: 9,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192.97 : 30,290.67 = 6,341.97 : x
  2. Step 2: Convert to fraction form
    20,192.97/30,290.67 = 6,341.97/x
  3. Step 3: Cross multiply
    20,192.97x = 30,290.67 × 6,341.97
  4. Step 4: Simplify right side
    20,192.97x = 192,102,520.42
  5. Step 5: Solve for x
    x = 192,102,520.42/20,192.97
  6. Step 6: Final answer
    x = 9,513.34

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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.