Home / 25,396.54-38,100.91-7,866.37

Finding the Fourth Proportional to 25,396.54, 38,100.91 and 7,866.37

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Solution

The fourth proportional to 25,396.54, 38,100.91 and 7,866.37 is: 11,801.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,396.54 : 38,100.91 = 7,866.37 : x
  2. Step 2: Convert to fraction form
    25,396.54/38,100.91 = 7,866.37/x
  3. Step 3: Cross multiply
    25,396.54x = 38,100.91 × 7,866.37
  4. Step 4: Simplify right side
    25,396.54x = 299,715,855.40
  5. Step 5: Solve for x
    x = 299,715,855.40/25,396.54
  6. Step 6: Final answer
    x = 11,801.44

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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.