Home / 21,743.55-32,615.33-6,161.31

Finding the Fourth Proportional to 21,743.55, 32,615.33 and 6,161.31

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Solution

The fourth proportional to 21,743.55, 32,615.33 and 6,161.31 is: 9,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.55 : 32,615.33 = 6,161.31 : x
  2. Step 2: Convert to fraction form
    21,743.55/32,615.33 = 6,161.31/x
  3. Step 3: Cross multiply
    21,743.55x = 32,615.33 × 6,161.31
  4. Step 4: Simplify right side
    21,743.55x = 200,953,128.08
  5. Step 5: Solve for x
    x = 200,953,128.08/21,743.55
  6. Step 6: Final answer
    x = 9,241.97

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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.