Home / 28,725.44-39,651.84-16,792.60

Finding the Fourth Proportional to 28,725.44, 39,651.84 and 16,792.60

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Solution

The fourth proportional to 28,725.44, 39,651.84 and 16,792.60 is: 23,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,725.44 : 39,651.84 = 16,792.60 : x
  2. Step 2: Convert to fraction form
    28,725.44/39,651.84 = 16,792.60/x
  3. Step 3: Cross multiply
    28,725.44x = 39,651.84 × 16,792.60
  4. Step 4: Simplify right side
    28,725.44x = 665,857,488.38
  5. Step 5: Solve for x
    x = 665,857,488.38/28,725.44
  6. Step 6: Final answer
    x = 23,180.06

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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.