Home / 18,716.88-28,069.26-6,233.56

Finding the Fourth Proportional to 18,716.88, 28,069.26 and 6,233.56

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Solution

The fourth proportional to 18,716.88, 28,069.26 and 6,233.56 is: 9,348.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,716.88 : 28,069.26 = 6,233.56 : x
  2. Step 2: Convert to fraction form
    18,716.88/28,069.26 = 6,233.56/x
  3. Step 3: Cross multiply
    18,716.88x = 28,069.26 × 6,233.56
  4. Step 4: Simplify right side
    18,716.88x = 174,971,416.37
  5. Step 5: Solve for x
    x = 174,971,416.37/18,716.88
  6. Step 6: Final answer
    x = 9,348.32

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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.