Home / 27,546.84-38,015.82-16,939.98

Finding the Fourth Proportional to 27,546.84, 38,015.82 and 16,939.98

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Solution

The fourth proportional to 27,546.84, 38,015.82 and 16,939.98 is: 23,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,546.84 : 38,015.82 = 16,939.98 : x
  2. Step 2: Convert to fraction form
    27,546.84/38,015.82 = 16,939.98/x
  3. Step 3: Cross multiply
    27,546.84x = 38,015.82 × 16,939.98
  4. Step 4: Simplify right side
    27,546.84x = 643,987,230.48
  5. Step 5: Solve for x
    x = 643,987,230.48/27,546.84
  6. Step 6: Final answer
    x = 23,377.90

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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.