Home / 29,395.96-40,550.88-18,621.83

Finding the Fourth Proportional to 29,395.96, 40,550.88 and 18,621.83

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Solution

The fourth proportional to 29,395.96, 40,550.88 and 18,621.83 is: 25,688.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,395.96 : 40,550.88 = 18,621.83 : x
  2. Step 2: Convert to fraction form
    29,395.96/40,550.88 = 18,621.83/x
  3. Step 3: Cross multiply
    29,395.96x = 40,550.88 × 18,621.83
  4. Step 4: Simplify right side
    29,395.96x = 755,131,297.85
  5. Step 5: Solve for x
    x = 755,131,297.85/29,395.96
  6. Step 6: Final answer
    x = 25,688.27

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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.