Home / 18,178.93-27,268.73-5,698.68

Finding the Fourth Proportional to 18,178.93, 27,268.73 and 5,698.68

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Solution

The fourth proportional to 18,178.93, 27,268.73 and 5,698.68 is: 8,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.93 : 27,268.73 = 5,698.68 : x
  2. Step 2: Convert to fraction form
    18,178.93/27,268.73 = 5,698.68/x
  3. Step 3: Cross multiply
    18,178.93x = 27,268.73 × 5,698.68
  4. Step 4: Simplify right side
    18,178.93x = 155,395,766.28
  5. Step 5: Solve for x
    x = 155,395,766.28/18,178.93
  6. Step 6: Final answer
    x = 8,548.13

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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.