Home / 27,938.16-41,912.73-9,217.44

Finding the Fourth Proportional to 27,938.16, 41,912.73 and 9,217.44

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Solution

The fourth proportional to 27,938.16, 41,912.73 and 9,217.44 is: 13,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.16 : 41,912.73 = 9,217.44 : x
  2. Step 2: Convert to fraction form
    27,938.16/41,912.73 = 9,217.44/x
  3. Step 3: Cross multiply
    27,938.16x = 41,912.73 × 9,217.44
  4. Step 4: Simplify right side
    27,938.16x = 386,328,074.01
  5. Step 5: Solve for x
    x = 386,328,074.01/27,938.16
  6. Step 6: Final answer
    x = 13,827.97

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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.