Home / 34,049.70-46,989.92-20,613.35

Finding the Fourth Proportional to 34,049.70, 46,989.92 and 20,613.35

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Solution

The fourth proportional to 34,049.70, 46,989.92 and 20,613.35 is: 28,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,049.70 : 46,989.92 = 20,613.35 : x
  2. Step 2: Convert to fraction form
    34,049.70/46,989.92 = 20,613.35/x
  3. Step 3: Cross multiply
    34,049.70x = 46,989.92 × 20,613.35
  4. Step 4: Simplify right side
    34,049.70x = 968,619,836.44
  5. Step 5: Solve for x
    x = 968,619,836.44/34,049.70
  6. Step 6: Final answer
    x = 28,447.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.