Home / 14,072.42-21,114.45-6,170.85

Finding the Fourth Proportional to 14,072.42, 21,114.45 and 6,170.85

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Solution

The fourth proportional to 14,072.42, 21,114.45 and 6,170.85 is: 9,258.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.42 : 21,114.45 = 6,170.85 : x
  2. Step 2: Convert to fraction form
    14,072.42/21,114.45 = 6,170.85/x
  3. Step 3: Cross multiply
    14,072.42x = 21,114.45 × 6,170.85
  4. Step 4: Simplify right side
    14,072.42x = 130,294,103.78
  5. Step 5: Solve for x
    x = 130,294,103.78/14,072.42
  6. Step 6: Final answer
    x = 9,258.83

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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.