Home / 12,495.27-18,742.92-3,736.35

Finding the Fourth Proportional to 12,495.27, 18,742.92 and 3,736.35

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Solution

The fourth proportional to 12,495.27, 18,742.92 and 3,736.35 is: 5,604.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,495.27 : 18,742.92 = 3,736.35 : x
  2. Step 2: Convert to fraction form
    12,495.27/18,742.92 = 3,736.35/x
  3. Step 3: Cross multiply
    12,495.27x = 18,742.92 × 3,736.35
  4. Step 4: Simplify right side
    12,495.27x = 70,030,109.14
  5. Step 5: Solve for x
    x = 70,030,109.14/12,495.27
  6. Step 6: Final answer
    x = 5,604.53

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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.