Home / 19,903.26-29,855.30-6,755.61

Finding the Fourth Proportional to 19,903.26, 29,855.30 and 6,755.61

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Solution

The fourth proportional to 19,903.26, 29,855.30 and 6,755.61 is: 10,133.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903.26 : 29,855.30 = 6,755.61 : x
  2. Step 2: Convert to fraction form
    19,903.26/29,855.30 = 6,755.61/x
  3. Step 3: Cross multiply
    19,903.26x = 29,855.30 × 6,755.61
  4. Step 4: Simplify right side
    19,903.26x = 201,690,729.45
  5. Step 5: Solve for x
    x = 201,690,729.45/19,903.26
  6. Step 6: Final answer
    x = 10,133.55

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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.