Home / 30,287.49-41,796.30-16,858.73

Finding the Fourth Proportional to 30,287.49, 41,796.30 and 16,858.73

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Solution

The fourth proportional to 30,287.49, 41,796.30 and 16,858.73 is: 23,264.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,287.49 : 41,796.30 = 16,858.73 : x
  2. Step 2: Convert to fraction form
    30,287.49/41,796.30 = 16,858.73/x
  3. Step 3: Cross multiply
    30,287.49x = 41,796.30 × 16,858.73
  4. Step 4: Simplify right side
    30,287.49x = 704,632,704.41
  5. Step 5: Solve for x
    x = 704,632,704.41/30,287.49
  6. Step 6: Final answer
    x = 23,264.81

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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.