Home / 13,968.26-20,955.48-4,611.18

Finding the Fourth Proportional to 13,968.26, 20,955.48 and 4,611.18

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Solution

The fourth proportional to 13,968.26, 20,955.48 and 4,611.18 is: 6,917.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968.26 : 20,955.48 = 4,611.18 : x
  2. Step 2: Convert to fraction form
    13,968.26/20,955.48 = 4,611.18/x
  3. Step 3: Cross multiply
    13,968.26x = 20,955.48 × 4,611.18
  4. Step 4: Simplify right side
    13,968.26x = 96,629,490.27
  5. Step 5: Solve for x
    x = 96,629,490.27/13,968.26
  6. Step 6: Final answer
    x = 6,917.79

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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.