Home / 14,523.15-21,782.99-3,994.24

Finding the Fourth Proportional to 14,523.15, 21,782.99 and 3,994.24

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Solution

The fourth proportional to 14,523.15, 21,782.99 and 3,994.24 is: 5,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.15 : 21,782.99 = 3,994.24 : x
  2. Step 2: Convert to fraction form
    14,523.15/21,782.99 = 3,994.24/x
  3. Step 3: Cross multiply
    14,523.15x = 21,782.99 × 3,994.24
  4. Step 4: Simplify right side
    14,523.15x = 87,006,361.09
  5. Step 5: Solve for x
    x = 87,006,361.09/14,523.15
  6. Step 6: Final answer
    x = 5,990.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.