Home / 21,743.39-32,615.39-6,161.01

Finding the Fourth Proportional to 21,743.39, 32,615.39 and 6,161.01

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Solution

The fourth proportional to 21,743.39, 32,615.39 and 6,161.01 is: 9,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.39 : 32,615.39 = 6,161.01 : x
  2. Step 2: Convert to fraction form
    21,743.39/32,615.39 = 6,161.01/x
  3. Step 3: Cross multiply
    21,743.39x = 32,615.39 × 6,161.01
  4. Step 4: Simplify right side
    21,743.39x = 200,943,713.14
  5. Step 5: Solve for x
    x = 200,943,713.14/21,743.39
  6. Step 6: Final answer
    x = 9,241.60

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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.