Home / 16,687.98-25,021.05-6,817.32

Finding the Fourth Proportional to 16,687.98, 25,021.05 and 6,817.32

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Solution

The fourth proportional to 16,687.98, 25,021.05 and 6,817.32 is: 10,221.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.98 : 25,021.05 = 6,817.32 : x
  2. Step 2: Convert to fraction form
    16,687.98/25,021.05 = 6,817.32/x
  3. Step 3: Cross multiply
    16,687.98x = 25,021.05 × 6,817.32
  4. Step 4: Simplify right side
    16,687.98x = 170,576,504.59
  5. Step 5: Solve for x
    x = 170,576,504.59/16,687.98
  6. Step 6: Final answer
    x = 10,221.52

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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.