Home / 19,198.69-28,801.95-10,882.42

Finding the Fourth Proportional to 19,198.69, 28,801.95 and 10,882.42

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Solution

The fourth proportional to 19,198.69, 28,801.95 and 10,882.42 is: 16,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.69 : 28,801.95 = 10,882.42 : x
  2. Step 2: Convert to fraction form
    19,198.69/28,801.95 = 10,882.42/x
  3. Step 3: Cross multiply
    19,198.69x = 28,801.95 × 10,882.42
  4. Step 4: Simplify right side
    19,198.69x = 313,434,916.72
  5. Step 5: Solve for x
    x = 313,434,916.72/19,198.69
  6. Step 6: Final answer
    x = 16,325.85

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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.