Home / 19,617.94-27,059.06-12,901.42

Finding the Fourth Proportional to 19,617.94, 27,059.06 and 12,901.42

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Solution

The fourth proportional to 19,617.94, 27,059.06 and 12,901.42 is: 17,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.94 : 27,059.06 = 12,901.42 : x
  2. Step 2: Convert to fraction form
    19,617.94/27,059.06 = 12,901.42/x
  3. Step 3: Cross multiply
    19,617.94x = 27,059.06 × 12,901.42
  4. Step 4: Simplify right side
    19,617.94x = 349,100,297.87
  5. Step 5: Solve for x
    x = 349,100,297.87/19,617.94
  6. Step 6: Final answer
    x = 17,794.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.