Home / 13,696.36-20,544.66-4,336.21

Finding the Fourth Proportional to 13,696.36, 20,544.66 and 4,336.21

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Solution

The fourth proportional to 13,696.36, 20,544.66 and 4,336.21 is: 6,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.36 : 20,544.66 = 4,336.21 : x
  2. Step 2: Convert to fraction form
    13,696.36/20,544.66 = 4,336.21/x
  3. Step 3: Cross multiply
    13,696.36x = 20,544.66 × 4,336.21
  4. Step 4: Simplify right side
    13,696.36x = 89,085,960.14
  5. Step 5: Solve for x
    x = 89,085,960.14/13,696.36
  6. Step 6: Final answer
    x = 6,504.35

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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.