Home / 29,479.26-40,624.52-18,850.44

Finding the Fourth Proportional to 29,479.26, 40,624.52 and 18,850.44

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Solution

The fourth proportional to 29,479.26, 40,624.52 and 18,850.44 is: 25,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,479.26 : 40,624.52 = 18,850.44 : x
  2. Step 2: Convert to fraction form
    29,479.26/40,624.52 = 18,850.44/x
  3. Step 3: Cross multiply
    29,479.26x = 40,624.52 × 18,850.44
  4. Step 4: Simplify right side
    29,479.26x = 765,790,076.79
  5. Step 5: Solve for x
    x = 765,790,076.79/29,479.26
  6. Step 6: Final answer
    x = 25,977.25

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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.