Home / 19,861.01-29,791.49-5,069.93

Finding the Fourth Proportional to 19,861.01, 29,791.49 and 5,069.93

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Solution

The fourth proportional to 19,861.01, 29,791.49 and 5,069.93 is: 7,604.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,861.01 : 29,791.49 = 5,069.93 : x
  2. Step 2: Convert to fraction form
    19,861.01/29,791.49 = 5,069.93/x
  3. Step 3: Cross multiply
    19,861.01x = 29,791.49 × 5,069.93
  4. Step 4: Simplify right side
    19,861.01x = 151,040,768.90
  5. Step 5: Solve for x
    x = 151,040,768.90/19,861.01
  6. Step 6: Final answer
    x = 7,604.89

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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.