Home / 12,050.49-18,078.27-4,153.74

Finding the Fourth Proportional to 12,050.49, 18,078.27 and 4,153.74

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Solution

The fourth proportional to 12,050.49, 18,078.27 and 4,153.74 is: 6,231.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.49 : 18,078.27 = 4,153.74 : x
  2. Step 2: Convert to fraction form
    12,050.49/18,078.27 = 4,153.74/x
  3. Step 3: Cross multiply
    12,050.49x = 18,078.27 × 4,153.74
  4. Step 4: Simplify right side
    12,050.49x = 75,092,433.23
  5. Step 5: Solve for x
    x = 75,092,433.23/12,050.49
  6. Step 6: Final answer
    x = 6,231.48

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Similar ratio
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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.