Home / 28,693.57-39,596.97-15,773.14

Finding the Fourth Proportional to 28,693.57, 39,596.97 and 15,773.14

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Solution

The fourth proportional to 28,693.57, 39,596.97 and 15,773.14 is: 21,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,693.57 : 39,596.97 = 15,773.14 : x
  2. Step 2: Convert to fraction form
    28,693.57/39,596.97 = 15,773.14/x
  3. Step 3: Cross multiply
    28,693.57x = 39,596.97 × 15,773.14
  4. Step 4: Simplify right side
    28,693.57x = 624,568,551.39
  5. Step 5: Solve for x
    x = 624,568,551.39/28,693.57
  6. Step 6: Final answer
    x = 21,766.85

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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.