Home / 18,249.10-25,182.90-10,291.32

Finding the Fourth Proportional to 18,249.10, 25,182.90 and 10,291.32

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Solution

The fourth proportional to 18,249.10, 25,182.90 and 10,291.32 is: 14,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.10 : 25,182.90 = 10,291.32 : x
  2. Step 2: Convert to fraction form
    18,249.10/25,182.90 = 10,291.32/x
  3. Step 3: Cross multiply
    18,249.10x = 25,182.90 × 10,291.32
  4. Step 4: Simplify right side
    18,249.10x = 259,165,282.43
  5. Step 5: Solve for x
    x = 259,165,282.43/18,249.10
  6. Step 6: Final answer
    x = 14,201.54

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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.