Home / 20,633.06-30,950.20-5,050.69

Finding the Fourth Proportional to 20,633.06, 30,950.20 and 5,050.69

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Solution

The fourth proportional to 20,633.06, 30,950.20 and 5,050.69 is: 7,576.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633.06 : 30,950.20 = 5,050.69 : x
  2. Step 2: Convert to fraction form
    20,633.06/30,950.20 = 5,050.69/x
  3. Step 3: Cross multiply
    20,633.06x = 30,950.20 × 5,050.69
  4. Step 4: Simplify right side
    20,633.06x = 156,319,794.58
  5. Step 5: Solve for x
    x = 156,319,794.58/20,633.06
  6. Step 6: Final answer
    x = 7,576.18

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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.