Home / 16,786.19-23,157.19-10,734.88

Finding the Fourth Proportional to 16,786.19, 23,157.19 and 10,734.88

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Solution

The fourth proportional to 16,786.19, 23,157.19 and 10,734.88 is: 14,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.19 : 23,157.19 = 10,734.88 : x
  2. Step 2: Convert to fraction form
    16,786.19/23,157.19 = 10,734.88/x
  3. Step 3: Cross multiply
    16,786.19x = 23,157.19 × 10,734.88
  4. Step 4: Simplify right side
    16,786.19x = 248,589,654.73
  5. Step 5: Solve for x
    x = 248,589,654.73/16,786.19
  6. Step 6: Final answer
    x = 14,809.18

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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.