Home / 13,850.14-20,777.96-4,963.09

Finding the Fourth Proportional to 13,850.14, 20,777.96 and 4,963.09

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Solution

The fourth proportional to 13,850.14, 20,777.96 and 4,963.09 is: 7,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.14 : 20,777.96 = 4,963.09 : x
  2. Step 2: Convert to fraction form
    13,850.14/20,777.96 = 4,963.09/x
  3. Step 3: Cross multiply
    13,850.14x = 20,777.96 × 4,963.09
  4. Step 4: Simplify right side
    13,850.14x = 103,122,762.36
  5. Step 5: Solve for x
    x = 103,122,762.36/13,850.14
  6. Step 6: Final answer
    x = 7,445.61

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1.5x scale

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.