Home / 17,611.80-26,427.30-7,224.60

Finding the Fourth Proportional to 17,611.80, 26,427.30 and 7,224.60

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Solution

The fourth proportional to 17,611.80, 26,427.30 and 7,224.60 is: 10,840.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.80 : 26,427.30 = 7,224.60 : x
  2. Step 2: Convert to fraction form
    17,611.80/26,427.30 = 7,224.60/x
  3. Step 3: Cross multiply
    17,611.80x = 26,427.30 × 7,224.60
  4. Step 4: Simplify right side
    17,611.80x = 190,926,671.58
  5. Step 5: Solve for x
    x = 190,926,671.58/17,611.80
  6. Step 6: Final answer
    x = 10,840.84

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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.