Home / 12,336.55-18,505.83-4,014.34

Finding the Fourth Proportional to 12,336.55, 18,505.83 and 4,014.34

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Solution

The fourth proportional to 12,336.55, 18,505.83 and 4,014.34 is: 6,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.55 : 18,505.83 = 4,014.34 : x
  2. Step 2: Convert to fraction form
    12,336.55/18,505.83 = 4,014.34/x
  3. Step 3: Cross multiply
    12,336.55x = 18,505.83 × 4,014.34
  4. Step 4: Simplify right side
    12,336.55x = 74,288,693.60
  5. Step 5: Solve for x
    x = 74,288,693.60/12,336.55
  6. Step 6: Final answer
    x = 6,021.84

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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.