Home / 12,194.06-18,289.75-8,270.52

Finding the Fourth Proportional to 12,194.06, 18,289.75 and 8,270.52

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Solution

The fourth proportional to 12,194.06, 18,289.75 and 8,270.52 is: 12,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.06 : 18,289.75 = 8,270.52 : x
  2. Step 2: Convert to fraction form
    12,194.06/18,289.75 = 8,270.52/x
  3. Step 3: Cross multiply
    12,194.06x = 18,289.75 × 8,270.52
  4. Step 4: Simplify right side
    12,194.06x = 151,265,743.17
  5. Step 5: Solve for x
    x = 151,265,743.17/12,194.06
  6. Step 6: Final answer
    x = 12,404.87

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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.