Home / 17,126.21-25,703.90-6,745.25

Finding the Fourth Proportional to 17,126.21, 25,703.90 and 6,745.25

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Solution

The fourth proportional to 17,126.21, 25,703.90 and 6,745.25 is: 10,123.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126.21 : 25,703.90 = 6,745.25 : x
  2. Step 2: Convert to fraction form
    17,126.21/25,703.90 = 6,745.25/x
  3. Step 3: Cross multiply
    17,126.21x = 25,703.90 × 6,745.25
  4. Step 4: Simplify right side
    17,126.21x = 173,379,231.48
  5. Step 5: Solve for x
    x = 173,379,231.48/17,126.21
  6. Step 6: Final answer
    x = 10,123.62

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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.