Home / 21,743.46-32,620.68-6,161.22

Finding the Fourth Proportional to 21,743.46, 32,620.68 and 6,161.22

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Solution

The fourth proportional to 21,743.46, 32,620.68 and 6,161.22 is: 9,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.46 : 32,620.68 = 6,161.22 : x
  2. Step 2: Convert to fraction form
    21,743.46/32,620.68 = 6,161.22/x
  3. Step 3: Cross multiply
    21,743.46x = 32,620.68 × 6,161.22
  4. Step 4: Simplify right side
    21,743.46x = 200,983,186.03
  5. Step 5: Solve for x
    x = 200,983,186.03/21,743.46
  6. Step 6: Final answer
    x = 9,243.39

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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.