Home / 12,823.42-19,233.54-3,464.20

Finding the Fourth Proportional to 12,823.42, 19,233.54 and 3,464.20

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Solution

The fourth proportional to 12,823.42, 19,233.54 and 3,464.20 is: 5,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.42 : 19,233.54 = 3,464.20 : x
  2. Step 2: Convert to fraction form
    12,823.42/19,233.54 = 3,464.20/x
  3. Step 3: Cross multiply
    12,823.42x = 19,233.54 × 3,464.20
  4. Step 4: Simplify right side
    12,823.42x = 66,628,829.27
  5. Step 5: Solve for x
    x = 66,628,829.27/12,823.42
  6. Step 6: Final answer
    x = 5,195.87

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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.