Home / 12,099.15-18,144.06-4,702.62

Finding the Fourth Proportional to 12,099.15, 18,144.06 and 4,702.62

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Solution

The fourth proportional to 12,099.15, 18,144.06 and 4,702.62 is: 7,052.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099.15 : 18,144.06 = 4,702.62 : x
  2. Step 2: Convert to fraction form
    12,099.15/18,144.06 = 4,702.62/x
  3. Step 3: Cross multiply
    12,099.15x = 18,144.06 × 4,702.62
  4. Step 4: Simplify right side
    12,099.15x = 85,324,619.44
  5. Step 5: Solve for x
    x = 85,324,619.44/12,099.15
  6. Step 6: Final answer
    x = 7,052.12

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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.