Home / 30,268.89-41,770.44-16,839.63

Finding the Fourth Proportional to 30,268.89, 41,770.44 and 16,839.63

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Solution

The fourth proportional to 30,268.89, 41,770.44 and 16,839.63 is: 23,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268.89 : 41,770.44 = 16,839.63 : x
  2. Step 2: Convert to fraction form
    30,268.89/41,770.44 = 16,839.63/x
  3. Step 3: Cross multiply
    30,268.89x = 41,770.44 × 16,839.63
  4. Step 4: Simplify right side
    30,268.89x = 703,398,754.54
  5. Step 5: Solve for x
    x = 703,398,754.54/30,268.89
  6. Step 6: Final answer
    x = 23,238.34

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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.