Home / 19,226.37-28,841.62-8,134.18

Finding the Fourth Proportional to 19,226.37, 28,841.62 and 8,134.18

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Solution

The fourth proportional to 19,226.37, 28,841.62 and 8,134.18 is: 12,202.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.37 : 28,841.62 = 8,134.18 : x
  2. Step 2: Convert to fraction form
    19,226.37/28,841.62 = 8,134.18/x
  3. Step 3: Cross multiply
    19,226.37x = 28,841.62 × 8,134.18
  4. Step 4: Simplify right side
    19,226.37x = 234,603,013.62
  5. Step 5: Solve for x
    x = 234,603,013.62/19,226.37
  6. Step 6: Final answer
    x = 12,202.15

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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.