Home / 18,772.07-28,164.36-6,293.33

Finding the Fourth Proportional to 18,772.07, 28,164.36 and 6,293.33

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Solution

The fourth proportional to 18,772.07, 28,164.36 and 6,293.33 is: 9,442.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,772.07 : 28,164.36 = 6,293.33 : x
  2. Step 2: Convert to fraction form
    18,772.07/28,164.36 = 6,293.33/x
  3. Step 3: Cross multiply
    18,772.07x = 28,164.36 × 6,293.33
  4. Step 4: Simplify right side
    18,772.07x = 177,247,611.72
  5. Step 5: Solve for x
    x = 177,247,611.72/18,772.07
  6. Step 6: Final answer
    x = 9,442.09

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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.