Home / 12,967.44-19,449.54-3,608.16

Finding the Fourth Proportional to 12,967.44, 19,449.54 and 3,608.16

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Solution

The fourth proportional to 12,967.44, 19,449.54 and 3,608.16 is: 5,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,967.44 : 19,449.54 = 3,608.16 : x
  2. Step 2: Convert to fraction form
    12,967.44/19,449.54 = 3,608.16/x
  3. Step 3: Cross multiply
    12,967.44x = 19,449.54 × 3,608.16
  4. Step 4: Simplify right side
    12,967.44x = 70,177,052.25
  5. Step 5: Solve for x
    x = 70,177,052.25/12,967.44
  6. Step 6: Final answer
    x = 5,411.79

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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.