Home / 12,452.44-18,679.59-4,556.80

Finding the Fourth Proportional to 12,452.44, 18,679.59 and 4,556.80

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Solution

The fourth proportional to 12,452.44, 18,679.59 and 4,556.80 is: 6,835.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.44 : 18,679.59 = 4,556.80 : x
  2. Step 2: Convert to fraction form
    12,452.44/18,679.59 = 4,556.80/x
  3. Step 3: Cross multiply
    12,452.44x = 18,679.59 × 4,556.80
  4. Step 4: Simplify right side
    12,452.44x = 85,119,155.71
  5. Step 5: Solve for x
    x = 85,119,155.71/12,452.44
  6. Step 6: Final answer
    x = 6,835.54

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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.