Home / 18,351.07-27,524.74-5,025.25

Finding the Fourth Proportional to 18,351.07, 27,524.74 and 5,025.25

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Solution

The fourth proportional to 18,351.07, 27,524.74 and 5,025.25 is: 7,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351.07 : 27,524.74 = 5,025.25 : x
  2. Step 2: Convert to fraction form
    18,351.07/27,524.74 = 5,025.25/x
  3. Step 3: Cross multiply
    18,351.07x = 27,524.74 × 5,025.25
  4. Step 4: Simplify right side
    18,351.07x = 138,318,536.94
  5. Step 5: Solve for x
    x = 138,318,536.94/18,351.07
  6. Step 6: Final answer
    x = 7,537.36

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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.