Home / 12,588.14-18,881.91-3,227.99

Finding the Fourth Proportional to 12,588.14, 18,881.91 and 3,227.99

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Solution

The fourth proportional to 12,588.14, 18,881.91 and 3,227.99 is: 4,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588.14 : 18,881.91 = 3,227.99 : x
  2. Step 2: Convert to fraction form
    12,588.14/18,881.91 = 3,227.99/x
  3. Step 3: Cross multiply
    12,588.14x = 18,881.91 × 3,227.99
  4. Step 4: Simplify right side
    12,588.14x = 60,950,522.25
  5. Step 5: Solve for x
    x = 60,950,522.25/12,588.14
  6. Step 6: Final answer
    x = 4,841.90

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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.