Home / 14,046.90-21,073.09-4,185.96

Finding the Fourth Proportional to 14,046.90, 21,073.09 and 4,185.96

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Solution

The fourth proportional to 14,046.90, 21,073.09 and 4,185.96 is: 6,279.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046.90 : 21,073.09 = 4,185.96 : x
  2. Step 2: Convert to fraction form
    14,046.90/21,073.09 = 4,185.96/x
  3. Step 3: Cross multiply
    14,046.90x = 21,073.09 × 4,185.96
  4. Step 4: Simplify right side
    14,046.90x = 88,211,101.35
  5. Step 5: Solve for x
    x = 88,211,101.35/14,046.90
  6. Step 6: Final answer
    x = 6,279.76

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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.