Home / 18,191.08-27,268.14-13,799.33

Finding the Fourth Proportional to 18,191.08, 27,268.14 and 13,799.33

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Solution

The fourth proportional to 18,191.08, 27,268.14 and 13,799.33 is: 20,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191.08 : 27,268.14 = 13,799.33 : x
  2. Step 2: Convert to fraction form
    18,191.08/27,268.14 = 13,799.33/x
  3. Step 3: Cross multiply
    18,191.08x = 27,268.14 × 13,799.33
  4. Step 4: Simplify right side
    18,191.08x = 376,282,080.01
  5. Step 5: Solve for x
    x = 376,282,080.01/18,191.08
  6. Step 6: Final answer
    x = 20,684.98

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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.