Home / 34,181.25-51,272.69-13,404.75

Finding the Fourth Proportional to 34,181.25, 51,272.69 and 13,404.75

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Solution

The fourth proportional to 34,181.25, 51,272.69 and 13,404.75 is: 20,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,181.25 : 51,272.69 = 13,404.75 : x
  2. Step 2: Convert to fraction form
    34,181.25/51,272.69 = 13,404.75/x
  3. Step 3: Cross multiply
    34,181.25x = 51,272.69 × 13,404.75
  4. Step 4: Simplify right side
    34,181.25x = 687,297,591.28
  5. Step 5: Solve for x
    x = 687,297,591.28/34,181.25
  6. Step 6: Final answer
    x = 20,107.44

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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.