Home / 19,329.77-28,936.31-17,481.76

Finding the Fourth Proportional to 19,329.77, 28,936.31 and 17,481.76

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Solution

The fourth proportional to 19,329.77, 28,936.31 and 17,481.76 is: 26,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.77 : 28,936.31 = 17,481.76 : x
  2. Step 2: Convert to fraction form
    19,329.77/28,936.31 = 17,481.76/x
  3. Step 3: Cross multiply
    19,329.77x = 28,936.31 × 17,481.76
  4. Step 4: Simplify right side
    19,329.77x = 505,857,466.96
  5. Step 5: Solve for x
    x = 505,857,466.96/19,329.77
  6. Step 6: Final answer
    x = 26,169.86

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1.5x scale

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.