Home / 30,201.75-41,679.80-16,773.06

Finding the Fourth Proportional to 30,201.75, 41,679.80 and 16,773.06

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Solution

The fourth proportional to 30,201.75, 41,679.80 and 16,773.06 is: 23,147.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,201.75 : 41,679.80 = 16,773.06 : x
  2. Step 2: Convert to fraction form
    30,201.75/41,679.80 = 16,773.06/x
  3. Step 3: Cross multiply
    30,201.75x = 41,679.80 × 16,773.06
  4. Step 4: Simplify right side
    30,201.75x = 699,097,702.32
  5. Step 5: Solve for x
    x = 699,097,702.32/30,201.75
  6. Step 6: Final answer
    x = 23,147.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.