Home / 28,324.56-39,080.94-16,994.88

Finding the Fourth Proportional to 28,324.56, 39,080.94 and 16,994.88

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Solution

The fourth proportional to 28,324.56, 39,080.94 and 16,994.88 is: 23,448.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,324.56 : 39,080.94 = 16,994.88 : x
  2. Step 2: Convert to fraction form
    28,324.56/39,080.94 = 16,994.88/x
  3. Step 3: Cross multiply
    28,324.56x = 39,080.94 × 16,994.88
  4. Step 4: Simplify right side
    28,324.56x = 664,175,885.59
  5. Step 5: Solve for x
    x = 664,175,885.59/28,324.56
  6. Step 6: Final answer
    x = 23,448.76

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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.