Home / 16,883.80-25,329.30-5,198.20

Finding the Fourth Proportional to 16,883.80, 25,329.30 and 5,198.20

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Solution

The fourth proportional to 16,883.80, 25,329.30 and 5,198.20 is: 7,798.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.80 : 25,329.30 = 5,198.20 : x
  2. Step 2: Convert to fraction form
    16,883.80/25,329.30 = 5,198.20/x
  3. Step 3: Cross multiply
    16,883.80x = 25,329.30 × 5,198.20
  4. Step 4: Simplify right side
    16,883.80x = 131,666,767.26
  5. Step 5: Solve for x
    x = 131,666,767.26/16,883.80
  6. Step 6: Final answer
    x = 7,798.41

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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.