Home / 27,938.44-38,550.87-16,608.16

Finding the Fourth Proportional to 27,938.44, 38,550.87 and 16,608.16

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Solution

The fourth proportional to 27,938.44, 38,550.87 and 16,608.16 is: 22,916.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.44 : 38,550.87 = 16,608.16 : x
  2. Step 2: Convert to fraction form
    27,938.44/38,550.87 = 16,608.16/x
  3. Step 3: Cross multiply
    27,938.44x = 38,550.87 × 16,608.16
  4. Step 4: Simplify right side
    27,938.44x = 640,259,017.10
  5. Step 5: Solve for x
    x = 640,259,017.10/27,938.44
  6. Step 6: Final answer
    x = 22,916.78

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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.