Home / 15,855.44-23,786.79-4,762.34

Finding the Fourth Proportional to 15,855.44, 23,786.79 and 4,762.34

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Solution

The fourth proportional to 15,855.44, 23,786.79 and 4,762.34 is: 7,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,855.44 : 23,786.79 = 4,762.34 : x
  2. Step 2: Convert to fraction form
    15,855.44/23,786.79 = 4,762.34/x
  3. Step 3: Cross multiply
    15,855.44x = 23,786.79 × 4,762.34
  4. Step 4: Simplify right side
    15,855.44x = 113,280,662.55
  5. Step 5: Solve for x
    x = 113,280,662.55/15,855.44
  6. Step 6: Final answer
    x = 7,144.60

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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.