Home / 12,727.95-19,091.91-3,493.95

Finding the Fourth Proportional to 12,727.95, 19,091.91 and 3,493.95

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Solution

The fourth proportional to 12,727.95, 19,091.91 and 3,493.95 is: 5,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.95 : 19,091.91 = 3,493.95 : x
  2. Step 2: Convert to fraction form
    12,727.95/19,091.91 = 3,493.95/x
  3. Step 3: Cross multiply
    12,727.95x = 19,091.91 × 3,493.95
  4. Step 4: Simplify right side
    12,727.95x = 66,706,178.94
  5. Step 5: Solve for x
    x = 66,706,178.94/12,727.95
  6. Step 6: Final answer
    x = 5,240.92

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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.