Home / 18,226.81-25,151.07-10,268.97

Finding the Fourth Proportional to 18,226.81, 25,151.07 and 10,268.97

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Solution

The fourth proportional to 18,226.81, 25,151.07 and 10,268.97 is: 14,170.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.81 : 25,151.07 = 10,268.97 : x
  2. Step 2: Convert to fraction form
    18,226.81/25,151.07 = 10,268.97/x
  3. Step 3: Cross multiply
    18,226.81x = 25,151.07 × 10,268.97
  4. Step 4: Simplify right side
    18,226.81x = 258,275,583.30
  5. Step 5: Solve for x
    x = 258,275,583.30/18,226.81
  6. Step 6: Final answer
    x = 14,170.09

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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.