Home / 19,823.22-27,361.26-12,268.35

Finding the Fourth Proportional to 19,823.22, 27,361.26 and 12,268.35

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Solution

The fourth proportional to 19,823.22, 27,361.26 and 12,268.35 is: 16,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,823.22 : 27,361.26 = 12,268.35 : x
  2. Step 2: Convert to fraction form
    19,823.22/27,361.26 = 12,268.35/x
  3. Step 3: Cross multiply
    19,823.22x = 27,361.26 × 12,268.35
  4. Step 4: Simplify right side
    19,823.22x = 335,677,514.12
  5. Step 5: Solve for x
    x = 335,677,514.12/19,823.22
  6. Step 6: Final answer
    x = 16,933.55

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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.