Home / 12,852.27-19,280.60-4,418.37

Finding the Fourth Proportional to 12,852.27, 19,280.60 and 4,418.37

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Solution

The fourth proportional to 12,852.27, 19,280.60 and 4,418.37 is: 6,628.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.27 : 19,280.60 = 4,418.37 : x
  2. Step 2: Convert to fraction form
    12,852.27/19,280.60 = 4,418.37/x
  3. Step 3: Cross multiply
    12,852.27x = 19,280.60 × 4,418.37
  4. Step 4: Simplify right side
    12,852.27x = 85,188,824.62
  5. Step 5: Solve for x
    x = 85,188,824.62/12,852.27
  6. Step 6: Final answer
    x = 6,628.31

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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.