Home / 13,727.07-20,583.25-4,364.55

Finding the Fourth Proportional to 13,727.07, 20,583.25 and 4,364.55

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Solution

The fourth proportional to 13,727.07, 20,583.25 and 4,364.55 is: 6,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.07 : 20,583.25 = 4,364.55 : x
  2. Step 2: Convert to fraction form
    13,727.07/20,583.25 = 4,364.55/x
  3. Step 3: Cross multiply
    13,727.07x = 20,583.25 × 4,364.55
  4. Step 4: Simplify right side
    13,727.07x = 89,836,612.88
  5. Step 5: Solve for x
    x = 89,836,612.88/13,727.07
  6. Step 6: Final answer
    x = 6,544.49

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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.