Home / 13,905.56-19,181.94-8,596.64

Finding the Fourth Proportional to 13,905.56, 19,181.94 and 8,596.64

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Solution

The fourth proportional to 13,905.56, 19,181.94 and 8,596.64 is: 11,858.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,905.56 : 19,181.94 = 8,596.64 : x
  2. Step 2: Convert to fraction form
    13,905.56/19,181.94 = 8,596.64/x
  3. Step 3: Cross multiply
    13,905.56x = 19,181.94 × 8,596.64
  4. Step 4: Simplify right side
    13,905.56x = 164,900,232.68
  5. Step 5: Solve for x
    x = 164,900,232.68/13,905.56
  6. Step 6: Final answer
    x = 11,858.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.