Home / 12,099.03-18,148.55-3,336.45

Finding the Fourth Proportional to 12,099.03, 18,148.55 and 3,336.45

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Solution

The fourth proportional to 12,099.03, 18,148.55 and 3,336.45 is: 5,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099.03 : 18,148.55 = 3,336.45 : x
  2. Step 2: Convert to fraction form
    12,099.03/18,148.55 = 3,336.45/x
  3. Step 3: Cross multiply
    12,099.03x = 18,148.55 × 3,336.45
  4. Step 4: Simplify right side
    12,099.03x = 60,551,712.97
  5. Step 5: Solve for x
    x = 60,551,712.97/12,099.03
  6. Step 6: Final answer
    x = 5,004.68

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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.