Home / 12,850.96-19,272.12-4,530.64

Finding the Fourth Proportional to 12,850.96, 19,272.12 and 4,530.64

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Solution

The fourth proportional to 12,850.96, 19,272.12 and 4,530.64 is: 6,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.96 : 19,272.12 = 4,530.64 : x
  2. Step 2: Convert to fraction form
    12,850.96/19,272.12 = 4,530.64/x
  3. Step 3: Cross multiply
    12,850.96x = 19,272.12 × 4,530.64
  4. Step 4: Simplify right side
    12,850.96x = 87,315,037.76
  5. Step 5: Solve for x
    x = 87,315,037.76/12,850.96
  6. Step 6: Final answer
    x = 6,794.44

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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.