Home / 18,175.25-27,268.38-5,697.07

Finding the Fourth Proportional to 18,175.25, 27,268.38 and 5,697.07

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Solution

The fourth proportional to 18,175.25, 27,268.38 and 5,697.07 is: 8,547.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175.25 : 27,268.38 = 5,697.07 : x
  2. Step 2: Convert to fraction form
    18,175.25/27,268.38 = 5,697.07/x
  3. Step 3: Cross multiply
    18,175.25x = 27,268.38 × 5,697.07
  4. Step 4: Simplify right side
    18,175.25x = 155,349,801.48
  5. Step 5: Solve for x
    x = 155,349,801.48/18,175.25
  6. Step 6: Final answer
    x = 8,547.33

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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.