Home / 27,965.53-41,948.25-19,173.79

Finding the Fourth Proportional to 27,965.53, 41,948.25 and 19,173.79

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Solution

The fourth proportional to 27,965.53, 41,948.25 and 19,173.79 is: 28,760.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,965.53 : 41,948.25 = 19,173.79 : x
  2. Step 2: Convert to fraction form
    27,965.53/41,948.25 = 19,173.79/x
  3. Step 3: Cross multiply
    27,965.53x = 41,948.25 × 19,173.79
  4. Step 4: Simplify right side
    27,965.53x = 804,306,936.37
  5. Step 5: Solve for x
    x = 804,306,936.37/27,965.53
  6. Step 6: Final answer
    x = 28,760.65

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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.