Home / 19,012.42-28,379.38-16,767.94

Finding the Fourth Proportional to 19,012.42, 28,379.38 and 16,767.94

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Solution

The fourth proportional to 19,012.42, 28,379.38 and 16,767.94 is: 25,029.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.42 : 28,379.38 = 16,767.94 : x
  2. Step 2: Convert to fraction form
    19,012.42/28,379.38 = 16,767.94/x
  3. Step 3: Cross multiply
    19,012.42x = 28,379.38 × 16,767.94
  4. Step 4: Simplify right side
    19,012.42x = 475,863,562.30
  5. Step 5: Solve for x
    x = 475,863,562.30/19,012.42
  6. Step 6: Final answer
    x = 25,029.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.