Home / 12,021.41-16,589.24-6,716.26

Finding the Fourth Proportional to 12,021.41, 16,589.24 and 6,716.26

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Solution

The fourth proportional to 12,021.41, 16,589.24 and 6,716.26 is: 9,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021.41 : 16,589.24 = 6,716.26 : x
  2. Step 2: Convert to fraction form
    12,021.41/16,589.24 = 6,716.26/x
  3. Step 3: Cross multiply
    12,021.41x = 16,589.24 × 6,716.26
  4. Step 4: Simplify right side
    12,021.41x = 111,417,615.46
  5. Step 5: Solve for x
    x = 111,417,615.46/12,021.41
  6. Step 6: Final answer
    x = 9,268.27

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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.