Home / 16,677.99-25,012.67-6,815.43

Finding the Fourth Proportional to 16,677.99, 25,012.67 and 6,815.43

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Solution

The fourth proportional to 16,677.99, 25,012.67 and 6,815.43 is: 10,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.99 : 25,012.67 = 6,815.43 : x
  2. Step 2: Convert to fraction form
    16,677.99/25,012.67 = 6,815.43/x
  3. Step 3: Cross multiply
    16,677.99x = 25,012.67 × 6,815.43
  4. Step 4: Simplify right side
    16,677.99x = 170,472,067.42
  5. Step 5: Solve for x
    x = 170,472,067.42/16,677.99
  6. Step 6: Final answer
    x = 10,221.38

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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.