Home / 11,626.32-16,017.20-8,083.38

Finding the Fourth Proportional to 11,626.32, 16,017.20 and 8,083.38

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Solution

The fourth proportional to 11,626.32, 16,017.20 and 8,083.38 is: 11,136.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.32 : 16,017.20 = 8,083.38 : x
  2. Step 2: Convert to fraction form
    11,626.32/16,017.20 = 8,083.38/x
  3. Step 3: Cross multiply
    11,626.32x = 16,017.20 × 8,083.38
  4. Step 4: Simplify right side
    11,626.32x = 129,473,114.14
  5. Step 5: Solve for x
    x = 129,473,114.14/11,626.32
  6. Step 6: Final answer
    x = 11,136.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.