Home / 29,396.10-40,550.46-18,621.24

Finding the Fourth Proportional to 29,396.10, 40,550.46 and 18,621.24

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Solution

The fourth proportional to 29,396.10, 40,550.46 and 18,621.24 is: 25,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,396.10 : 40,550.46 = 18,621.24 : x
  2. Step 2: Convert to fraction form
    29,396.10/40,550.46 = 18,621.24/x
  3. Step 3: Cross multiply
    29,396.10x = 40,550.46 × 18,621.24
  4. Step 4: Simplify right side
    29,396.10x = 755,099,847.77
  5. Step 5: Solve for x
    x = 755,099,847.77/29,396.10
  6. Step 6: Final answer
    x = 25,687.08

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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.