Home / 12,096.39-18,145.71-4,197.67

Finding the Fourth Proportional to 12,096.39, 18,145.71 and 4,197.67

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Solution

The fourth proportional to 12,096.39, 18,145.71 and 4,197.67 is: 6,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096.39 : 18,145.71 = 4,197.67 : x
  2. Step 2: Convert to fraction form
    12,096.39/18,145.71 = 4,197.67/x
  3. Step 3: Cross multiply
    12,096.39x = 18,145.71 × 4,197.67
  4. Step 4: Simplify right side
    12,096.39x = 76,169,702.50
  5. Step 5: Solve for x
    x = 76,169,702.50/12,096.39
  6. Step 6: Final answer
    x = 6,296.90

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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.