Home / 21,743.69-32,615.76-6,952.28

Finding the Fourth Proportional to 21,743.69, 32,615.76 and 6,952.28

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Solution

The fourth proportional to 21,743.69, 32,615.76 and 6,952.28 is: 10,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.69 : 32,615.76 = 6,952.28 : x
  2. Step 2: Convert to fraction form
    21,743.69/32,615.76 = 6,952.28/x
  3. Step 3: Cross multiply
    21,743.69x = 32,615.76 × 6,952.28
  4. Step 4: Simplify right side
    21,743.69x = 226,753,732.85
  5. Step 5: Solve for x
    x = 226,753,732.85/21,743.69
  6. Step 6: Final answer
    x = 10,428.49

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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.