Home / 14,260.22-21,390.73-3,871.97

Finding the Fourth Proportional to 14,260.22, 21,390.73 and 3,871.97

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Solution

The fourth proportional to 14,260.22, 21,390.73 and 3,871.97 is: 5,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.22 : 21,390.73 = 3,871.97 : x
  2. Step 2: Convert to fraction form
    14,260.22/21,390.73 = 3,871.97/x
  3. Step 3: Cross multiply
    14,260.22x = 21,390.73 × 3,871.97
  4. Step 4: Simplify right side
    14,260.22x = 82,824,250.20
  5. Step 5: Solve for x
    x = 82,824,250.20/14,260.22
  6. Step 6: Final answer
    x = 5,808.06

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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.