Home / 34,879.56-48,133.26-18,963.86

Finding the Fourth Proportional to 34,879.56, 48,133.26 and 18,963.86

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Solution

The fourth proportional to 34,879.56, 48,133.26 and 18,963.86 is: 26,169.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,879.56 : 48,133.26 = 18,963.86 : x
  2. Step 2: Convert to fraction form
    34,879.56/48,133.26 = 18,963.86/x
  3. Step 3: Cross multiply
    34,879.56x = 48,133.26 × 18,963.86
  4. Step 4: Simplify right side
    34,879.56x = 912,792,403.98
  5. Step 5: Solve for x
    x = 912,792,403.98/34,879.56
  6. Step 6: Final answer
    x = 26,169.84

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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.