Home / 18,982.98-28,473.66-5,834.79

Finding the Fourth Proportional to 18,982.98, 28,473.66 and 5,834.79

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Solution

The fourth proportional to 18,982.98, 28,473.66 and 5,834.79 is: 8,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,982.98 : 28,473.66 = 5,834.79 : x
  2. Step 2: Convert to fraction form
    18,982.98/28,473.66 = 5,834.79/x
  3. Step 3: Cross multiply
    18,982.98x = 28,473.66 × 5,834.79
  4. Step 4: Simplify right side
    18,982.98x = 166,137,826.63
  5. Step 5: Solve for x
    x = 166,137,826.63/18,982.98
  6. Step 6: Final answer
    x = 8,751.94

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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.