Home / 28,863.96-39,817.59-17,530.44

Finding the Fourth Proportional to 28,863.96, 39,817.59 and 17,530.44

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Solution

The fourth proportional to 28,863.96, 39,817.59 and 17,530.44 is: 24,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,863.96 : 39,817.59 = 17,530.44 : x
  2. Step 2: Convert to fraction form
    28,863.96/39,817.59 = 17,530.44/x
  3. Step 3: Cross multiply
    28,863.96x = 39,817.59 × 17,530.44
  4. Step 4: Simplify right side
    28,863.96x = 698,019,872.44
  5. Step 5: Solve for x
    x = 698,019,872.44/28,863.96
  6. Step 6: Final answer
    x = 24,183.09

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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.