Home / 13,245.59-19,872.14-4,481.19

Finding the Fourth Proportional to 13,245.59, 19,872.14 and 4,481.19

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Solution

The fourth proportional to 13,245.59, 19,872.14 and 4,481.19 is: 6,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.59 : 19,872.14 = 4,481.19 : x
  2. Step 2: Convert to fraction form
    13,245.59/19,872.14 = 4,481.19/x
  3. Step 3: Cross multiply
    13,245.59x = 19,872.14 × 4,481.19
  4. Step 4: Simplify right side
    13,245.59x = 89,050,812.64
  5. Step 5: Solve for x
    x = 89,050,812.64/13,245.59
  6. Step 6: Final answer
    x = 6,723.05

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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.