Home / 20,076.73-30,106.35-10,714.65

Finding the Fourth Proportional to 20,076.73, 30,106.35 and 10,714.65

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Solution

The fourth proportional to 20,076.73, 30,106.35 and 10,714.65 is: 16,067.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,076.73 : 30,106.35 = 10,714.65 : x
  2. Step 2: Convert to fraction form
    20,076.73/30,106.35 = 10,714.65/x
  3. Step 3: Cross multiply
    20,076.73x = 30,106.35 × 10,714.65
  4. Step 4: Simplify right side
    20,076.73x = 322,578,890.13
  5. Step 5: Solve for x
    x = 322,578,890.13/20,076.73
  6. Step 6: Final answer
    x = 16,067.30

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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.