Home / 12,824.92-19,236.78-4,058.68

Finding the Fourth Proportional to 12,824.92, 19,236.78 and 4,058.68

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Solution

The fourth proportional to 12,824.92, 19,236.78 and 4,058.68 is: 6,087.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.92 : 19,236.78 = 4,058.68 : x
  2. Step 2: Convert to fraction form
    12,824.92/19,236.78 = 4,058.68/x
  3. Step 3: Cross multiply
    12,824.92x = 19,236.78 × 4,058.68
  4. Step 4: Simplify right side
    12,824.92x = 78,075,934.25
  5. Step 5: Solve for x
    x = 78,075,934.25/12,824.92
  6. Step 6: Final answer
    x = 6,087.83

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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.