Home / 13,837.34-20,751.76-3,973.97

Finding the Fourth Proportional to 13,837.34, 20,751.76 and 3,973.97

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Solution

The fourth proportional to 13,837.34, 20,751.76 and 3,973.97 is: 5,959.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.34 : 20,751.76 = 3,973.97 : x
  2. Step 2: Convert to fraction form
    13,837.34/20,751.76 = 3,973.97/x
  3. Step 3: Cross multiply
    13,837.34x = 20,751.76 × 3,973.97
  4. Step 4: Simplify right side
    13,837.34x = 82,466,871.69
  5. Step 5: Solve for x
    x = 82,466,871.69/13,837.34
  6. Step 6: Final answer
    x = 5,959.73

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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.