Home / 13,196.53-19,794.88-4,431.44

Finding the Fourth Proportional to 13,196.53, 19,794.88 and 4,431.44

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Solution

The fourth proportional to 13,196.53, 19,794.88 and 4,431.44 is: 6,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,196.53 : 19,794.88 = 4,431.44 : x
  2. Step 2: Convert to fraction form
    13,196.53/19,794.88 = 4,431.44/x
  3. Step 3: Cross multiply
    13,196.53x = 19,794.88 × 4,431.44
  4. Step 4: Simplify right side
    13,196.53x = 87,719,823.03
  5. Step 5: Solve for x
    x = 87,719,823.03/13,196.53
  6. Step 6: Final answer
    x = 6,647.19

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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.