Home / 19,226.45-28,833.99-8,132.90

Finding the Fourth Proportional to 19,226.45, 28,833.99 and 8,132.90

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Solution

The fourth proportional to 19,226.45, 28,833.99 and 8,132.90 is: 12,196.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.45 : 28,833.99 = 8,132.90 : x
  2. Step 2: Convert to fraction form
    19,226.45/28,833.99 = 8,132.90/x
  3. Step 3: Cross multiply
    19,226.45x = 28,833.99 × 8,132.90
  4. Step 4: Simplify right side
    19,226.45x = 234,503,813.10
  5. Step 5: Solve for x
    x = 234,503,813.10/19,226.45
  6. Step 6: Final answer
    x = 12,196.94

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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.