Home / 16,817.27-25,228.67-5,127.75

Finding the Fourth Proportional to 16,817.27, 25,228.67 and 5,127.75

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Solution

The fourth proportional to 16,817.27, 25,228.67 and 5,127.75 is: 7,692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.27 : 25,228.67 = 5,127.75 : x
  2. Step 2: Convert to fraction form
    16,817.27/25,228.67 = 5,127.75/x
  3. Step 3: Cross multiply
    16,817.27x = 25,228.67 × 5,127.75
  4. Step 4: Simplify right side
    16,817.27x = 129,366,286.95
  5. Step 5: Solve for x
    x = 129,366,286.95/16,817.27
  6. Step 6: Final answer
    x = 7,692.47

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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.