Home / 29,811.86-41,138.38-16,382.83

Finding the Fourth Proportional to 29,811.86, 41,138.38 and 16,382.83

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Solution

The fourth proportional to 29,811.86, 41,138.38 and 16,382.83 is: 22,607.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,811.86 : 41,138.38 = 16,382.83 : x
  2. Step 2: Convert to fraction form
    29,811.86/41,138.38 = 16,382.83/x
  3. Step 3: Cross multiply
    29,811.86x = 41,138.38 × 16,382.83
  4. Step 4: Simplify right side
    29,811.86x = 673,963,003.65
  5. Step 5: Solve for x
    x = 673,963,003.65/29,811.86
  6. Step 6: Final answer
    x = 22,607.21

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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.