Home / 30,268.14-41,770.27-16,839.56

Finding the Fourth Proportional to 30,268.14, 41,770.27 and 16,839.56

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Solution

The fourth proportional to 30,268.14, 41,770.27 and 16,839.56 is: 23,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268.14 : 41,770.27 = 16,839.56 : x
  2. Step 2: Convert to fraction form
    30,268.14/41,770.27 = 16,839.56/x
  3. Step 3: Cross multiply
    30,268.14x = 41,770.27 × 16,839.56
  4. Step 4: Simplify right side
    30,268.14x = 703,392,967.88
  5. Step 5: Solve for x
    x = 703,392,967.88/30,268.14
  6. Step 6: Final answer
    x = 23,238.72

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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.