Home / 11,017.98-16,512.39-8,082.54

Finding the Fourth Proportional to 11,017.98, 16,512.39 and 8,082.54

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Solution

The fourth proportional to 11,017.98, 16,512.39 and 8,082.54 is: 12,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.98 : 16,512.39 = 8,082.54 : x
  2. Step 2: Convert to fraction form
    11,017.98/16,512.39 = 8,082.54/x
  3. Step 3: Cross multiply
    11,017.98x = 16,512.39 × 8,082.54
  4. Step 4: Simplify right side
    11,017.98x = 133,462,052.67
  5. Step 5: Solve for x
    x = 133,462,052.67/11,017.98
  6. Step 6: Final answer
    x = 12,113.11

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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.