Home / 20,074.58-30,113.92-6,926.91

Finding the Fourth Proportional to 20,074.58, 30,113.92 and 6,926.91

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Solution

The fourth proportional to 20,074.58, 30,113.92 and 6,926.91 is: 10,391.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,074.58 : 30,113.92 = 6,926.91 : x
  2. Step 2: Convert to fraction form
    20,074.58/30,113.92 = 6,926.91/x
  3. Step 3: Cross multiply
    20,074.58x = 30,113.92 × 6,926.91
  4. Step 4: Simplify right side
    20,074.58x = 208,596,413.59
  5. Step 5: Solve for x
    x = 208,596,413.59/20,074.58
  6. Step 6: Final answer
    x = 10,391.07

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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.