Home / 28,329.33-39,092.55-16,229.85

Finding the Fourth Proportional to 28,329.33, 39,092.55 and 16,229.85

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Solution

The fourth proportional to 28,329.33, 39,092.55 and 16,229.85 is: 22,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,329.33 : 39,092.55 = 16,229.85 : x
  2. Step 2: Convert to fraction form
    28,329.33/39,092.55 = 16,229.85/x
  3. Step 3: Cross multiply
    28,329.33x = 39,092.55 × 16,229.85
  4. Step 4: Simplify right side
    28,329.33x = 634,466,222.62
  5. Step 5: Solve for x
    x = 634,466,222.62/28,329.33
  6. Step 6: Final answer
    x = 22,396.09

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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.