Home / 13,584.84-20,373.35-3,724.44

Finding the Fourth Proportional to 13,584.84, 20,373.35 and 3,724.44

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Solution

The fourth proportional to 13,584.84, 20,373.35 and 3,724.44 is: 5,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,584.84 : 20,373.35 = 3,724.44 : x
  2. Step 2: Convert to fraction form
    13,584.84/20,373.35 = 3,724.44/x
  3. Step 3: Cross multiply
    13,584.84x = 20,373.35 × 3,724.44
  4. Step 4: Simplify right side
    13,584.84x = 75,879,301.05
  5. Step 5: Solve for x
    x = 75,879,301.05/13,584.84
  6. Step 6: Final answer
    x = 5,585.59

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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.