Home / 13,127.94-19,691.99-3,267.22

Finding the Fourth Proportional to 13,127.94, 19,691.99 and 3,267.22

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Solution

The fourth proportional to 13,127.94, 19,691.99 and 3,267.22 is: 4,900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,127.94 : 19,691.99 = 3,267.22 : x
  2. Step 2: Convert to fraction form
    13,127.94/19,691.99 = 3,267.22/x
  3. Step 3: Cross multiply
    13,127.94x = 19,691.99 × 3,267.22
  4. Step 4: Simplify right side
    13,127.94x = 64,338,063.57
  5. Step 5: Solve for x
    x = 64,338,063.57/13,127.94
  6. Step 6: Final answer
    x = 4,900.85

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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.