Home / 12,245.22-18,367.95-4,851.48

Finding the Fourth Proportional to 12,245.22, 18,367.95 and 4,851.48

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Solution

The fourth proportional to 12,245.22, 18,367.95 and 4,851.48 is: 7,277.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245.22 : 18,367.95 = 4,851.48 : x
  2. Step 2: Convert to fraction form
    12,245.22/18,367.95 = 4,851.48/x
  3. Step 3: Cross multiply
    12,245.22x = 18,367.95 × 4,851.48
  4. Step 4: Simplify right side
    12,245.22x = 89,111,742.07
  5. Step 5: Solve for x
    x = 89,111,742.07/12,245.22
  6. Step 6: Final answer
    x = 7,277.27

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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.