Home / 13,727.64-20,591.46-4,369.08

Finding the Fourth Proportional to 13,727.64, 20,591.46 and 4,369.08

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Solution

The fourth proportional to 13,727.64, 20,591.46 and 4,369.08 is: 6,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.64 : 20,591.46 = 4,369.08 : x
  2. Step 2: Convert to fraction form
    13,727.64/20,591.46 = 4,369.08/x
  3. Step 3: Cross multiply
    13,727.64x = 20,591.46 × 4,369.08
  4. Step 4: Simplify right side
    13,727.64x = 89,965,736.06
  5. Step 5: Solve for x
    x = 89,965,736.06/13,727.64
  6. Step 6: Final answer
    x = 6,553.62

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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.