Home / 22,813.39-34,280.83-12,291.49

Finding the Fourth Proportional to 22,813.39, 34,280.83 and 12,291.49

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Solution

The fourth proportional to 22,813.39, 34,280.83 and 12,291.49 is: 18,469.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,813.39 : 34,280.83 = 12,291.49 : x
  2. Step 2: Convert to fraction form
    22,813.39/34,280.83 = 12,291.49/x
  3. Step 3: Cross multiply
    22,813.39x = 34,280.83 × 12,291.49
  4. Step 4: Simplify right side
    22,813.39x = 421,362,246.28
  5. Step 5: Solve for x
    x = 421,362,246.28/22,813.39
  6. Step 6: Final answer
    x = 18,469.96

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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.