Home / 14,238.06-21,355.47-3,849

Finding the Fourth Proportional to 14,238.06, 21,355.47 and 3,849

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Solution

The fourth proportional to 14,238.06, 21,355.47 and 3,849 is: 5,773.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238.06 : 21,355.47 = 3,849 : x
  2. Step 2: Convert to fraction form
    14,238.06/21,355.47 = 3,849/x
  3. Step 3: Cross multiply
    14,238.06x = 21,355.47 × 3,849
  4. Step 4: Simplify right side
    14,238.06x = 82,197,204.03
  5. Step 5: Solve for x
    x = 82,197,204.03/14,238.06
  6. Step 6: Final answer
    x = 5,773.06

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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.