Home / 27,675.45-38,190.96-16,348.59

Finding the Fourth Proportional to 27,675.45, 38,190.96 and 16,348.59

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Solution

The fourth proportional to 27,675.45, 38,190.96 and 16,348.59 is: 22,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,675.45 : 38,190.96 = 16,348.59 : x
  2. Step 2: Convert to fraction form
    27,675.45/38,190.96 = 16,348.59/x
  3. Step 3: Cross multiply
    27,675.45x = 38,190.96 × 16,348.59
  4. Step 4: Simplify right side
    27,675.45x = 624,368,346.75
  5. Step 5: Solve for x
    x = 624,368,346.75/27,675.45
  6. Step 6: Final answer
    x = 22,560.37

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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.