Home / 21,743.74-32,615.31-6,161.37

Finding the Fourth Proportional to 21,743.74, 32,615.31 and 6,161.37

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Solution

The fourth proportional to 21,743.74, 32,615.31 and 6,161.37 is: 9,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.74 : 32,615.31 = 6,161.37 : x
  2. Step 2: Convert to fraction form
    21,743.74/32,615.31 = 6,161.37/x
  3. Step 3: Cross multiply
    21,743.74x = 32,615.31 × 6,161.37
  4. Step 4: Simplify right side
    21,743.74x = 200,954,858.71
  5. Step 5: Solve for x
    x = 200,954,858.71/21,743.74
  6. Step 6: Final answer
    x = 9,241.96

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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.