Home / 12,732.40-19,091.80-4,410.28

Finding the Fourth Proportional to 12,732.40, 19,091.80 and 4,410.28

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Solution

The fourth proportional to 12,732.40, 19,091.80 and 4,410.28 is: 6,613.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.40 : 19,091.80 = 4,410.28 : x
  2. Step 2: Convert to fraction form
    12,732.40/19,091.80 = 4,410.28/x
  3. Step 3: Cross multiply
    12,732.40x = 19,091.80 × 4,410.28
  4. Step 4: Simplify right side
    12,732.40x = 84,200,183.70
  5. Step 5: Solve for x
    x = 84,200,183.70/12,732.40
  6. Step 6: Final answer
    x = 6,613.06

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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.