Home / 30,282.87-41,791.56-16,854.69

Finding the Fourth Proportional to 30,282.87, 41,791.56 and 16,854.69

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Solution

The fourth proportional to 30,282.87, 41,791.56 and 16,854.69 is: 23,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.87 : 41,791.56 = 16,854.69 : x
  2. Step 2: Convert to fraction form
    30,282.87/41,791.56 = 16,854.69/x
  3. Step 3: Cross multiply
    30,282.87x = 41,791.56 × 16,854.69
  4. Step 4: Simplify right side
    30,282.87x = 704,383,788.42
  5. Step 5: Solve for x
    x = 704,383,788.42/30,282.87
  6. Step 6: Final answer
    x = 23,260.14

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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.