Home / 27,935.80-41,879.40-16,830.70

Finding the Fourth Proportional to 27,935.80, 41,879.40 and 16,830.70

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Solution

The fourth proportional to 27,935.80, 41,879.40 and 16,830.70 is: 25,231.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,935.80 : 41,879.40 = 16,830.70 : x
  2. Step 2: Convert to fraction form
    27,935.80/41,879.40 = 16,830.70/x
  3. Step 3: Cross multiply
    27,935.80x = 41,879.40 × 16,830.70
  4. Step 4: Simplify right side
    27,935.80x = 704,859,617.58
  5. Step 5: Solve for x
    x = 704,859,617.58/27,935.80
  6. Step 6: Final answer
    x = 25,231.41

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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.