Home / 19,910.49-29,859.66-6,759.94

Finding the Fourth Proportional to 19,910.49, 29,859.66 and 6,759.94

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Solution

The fourth proportional to 19,910.49, 29,859.66 and 6,759.94 is: 10,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910.49 : 29,859.66 = 6,759.94 : x
  2. Step 2: Convert to fraction form
    19,910.49/29,859.66 = 6,759.94/x
  3. Step 3: Cross multiply
    19,910.49x = 29,859.66 × 6,759.94
  4. Step 4: Simplify right side
    19,910.49x = 201,849,435.37
  5. Step 5: Solve for x
    x = 201,849,435.37/19,910.49
  6. Step 6: Final answer
    x = 10,137.84

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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.