Home / 19,817.06-29,729.97-6,669

Finding the Fourth Proportional to 19,817.06, 29,729.97 and 6,669

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Solution

The fourth proportional to 19,817.06, 29,729.97 and 6,669 is: 10,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817.06 : 29,729.97 = 6,669 : x
  2. Step 2: Convert to fraction form
    19,817.06/29,729.97 = 6,669/x
  3. Step 3: Cross multiply
    19,817.06x = 29,729.97 × 6,669
  4. Step 4: Simplify right side
    19,817.06x = 198,269,169.93
  5. Step 5: Solve for x
    x = 198,269,169.93/19,817.06
  6. Step 6: Final answer
    x = 10,004.98

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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.