Home / 29,949.87-41,331.03-16,520.77

Finding the Fourth Proportional to 29,949.87, 41,331.03 and 16,520.77

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Solution

The fourth proportional to 29,949.87, 41,331.03 and 16,520.77 is: 22,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,949.87 : 41,331.03 = 16,520.77 : x
  2. Step 2: Convert to fraction form
    29,949.87/41,331.03 = 16,520.77/x
  3. Step 3: Cross multiply
    29,949.87x = 41,331.03 × 16,520.77
  4. Step 4: Simplify right side
    29,949.87x = 682,820,440.49
  5. Step 5: Solve for x
    x = 682,820,440.49/29,949.87
  6. Step 6: Final answer
    x = 22,798.78

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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.