Home / 14,193.42-21,287.25-3,805.26

Finding the Fourth Proportional to 14,193.42, 21,287.25 and 3,805.26

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Solution

The fourth proportional to 14,193.42, 21,287.25 and 3,805.26 is: 5,707.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.42 : 21,287.25 = 3,805.26 : x
  2. Step 2: Convert to fraction form
    14,193.42/21,287.25 = 3,805.26/x
  3. Step 3: Cross multiply
    14,193.42x = 21,287.25 × 3,805.26
  4. Step 4: Simplify right side
    14,193.42x = 81,003,520.94
  5. Step 5: Solve for x
    x = 81,003,520.94/14,193.42
  6. Step 6: Final answer
    x = 5,707.12

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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.