Home / 27,938.94-38,551.56-16,608.66

Finding the Fourth Proportional to 27,938.94, 38,551.56 and 16,608.66

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Solution

The fourth proportional to 27,938.94, 38,551.56 and 16,608.66 is: 22,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.94 : 38,551.56 = 16,608.66 : x
  2. Step 2: Convert to fraction form
    27,938.94/38,551.56 = 16,608.66/x
  3. Step 3: Cross multiply
    27,938.94x = 38,551.56 × 16,608.66
  4. Step 4: Simplify right side
    27,938.94x = 640,289,752.51
  5. Step 5: Solve for x
    x = 640,289,752.51/27,938.94
  6. Step 6: Final answer
    x = 22,917.47

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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.