Home / 19,698.42-27,169.92-11,734.50

Finding the Fourth Proportional to 19,698.42, 27,169.92 and 11,734.50

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Solution

The fourth proportional to 19,698.42, 27,169.92 and 11,734.50 is: 16,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,698.42 : 27,169.92 = 11,734.50 : x
  2. Step 2: Convert to fraction form
    19,698.42/27,169.92 = 11,734.50/x
  3. Step 3: Cross multiply
    19,698.42x = 27,169.92 × 11,734.50
  4. Step 4: Simplify right side
    19,698.42x = 318,825,426.24
  5. Step 5: Solve for x
    x = 318,825,426.24/19,698.42
  6. Step 6: Final answer
    x = 16,185.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.