Home / 14,355.31-21,534.05-3,825.29

Finding the Fourth Proportional to 14,355.31, 21,534.05 and 3,825.29

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Solution

The fourth proportional to 14,355.31, 21,534.05 and 3,825.29 is: 5,738.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.31 : 21,534.05 = 3,825.29 : x
  2. Step 2: Convert to fraction form
    14,355.31/21,534.05 = 3,825.29/x
  3. Step 3: Cross multiply
    14,355.31x = 21,534.05 × 3,825.29
  4. Step 4: Simplify right side
    14,355.31x = 82,373,859.33
  5. Step 5: Solve for x
    x = 82,373,859.33/14,355.31
  6. Step 6: Final answer
    x = 5,738.22

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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.