Home / 13,968.56-20,955.88-4,608.16

Finding the Fourth Proportional to 13,968.56, 20,955.88 and 4,608.16

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Solution

The fourth proportional to 13,968.56, 20,955.88 and 4,608.16 is: 6,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968.56 : 20,955.88 = 4,608.16 : x
  2. Step 2: Convert to fraction form
    13,968.56/20,955.88 = 4,608.16/x
  3. Step 3: Cross multiply
    13,968.56x = 20,955.88 × 4,608.16
  4. Step 4: Simplify right side
    13,968.56x = 96,568,047.98
  5. Step 5: Solve for x
    x = 96,568,047.98/13,968.56
  6. Step 6: Final answer
    x = 6,913.24

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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.