Home / 20,045.44-30,051.60-11,704.96

Finding the Fourth Proportional to 20,045.44, 30,051.60 and 11,704.96

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Solution

The fourth proportional to 20,045.44, 30,051.60 and 11,704.96 is: 17,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.44 : 30,051.60 = 11,704.96 : x
  2. Step 2: Convert to fraction form
    20,045.44/30,051.60 = 11,704.96/x
  3. Step 3: Cross multiply
    20,045.44x = 30,051.60 × 11,704.96
  4. Step 4: Simplify right side
    20,045.44x = 351,752,775.94
  5. Step 5: Solve for x
    x = 351,752,775.94/20,045.44
  6. Step 6: Final answer
    x = 17,547.77

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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.