Home / 19,974.45-29,964.92-7,495.45

Finding the Fourth Proportional to 19,974.45, 29,964.92 and 7,495.45

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Solution

The fourth proportional to 19,974.45, 29,964.92 and 7,495.45 is: 11,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.45 : 29,964.92 = 7,495.45 : x
  2. Step 2: Convert to fraction form
    19,974.45/29,964.92 = 7,495.45/x
  3. Step 3: Cross multiply
    19,974.45x = 29,964.92 × 7,495.45
  4. Step 4: Simplify right side
    19,974.45x = 224,600,413.49
  5. Step 5: Solve for x
    x = 224,600,413.49/19,974.45
  6. Step 6: Final answer
    x = 11,244.39

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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.