Home / 19,634.46-27,104.40-12,923.61

Finding the Fourth Proportional to 19,634.46, 27,104.40 and 12,923.61

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Solution

The fourth proportional to 19,634.46, 27,104.40 and 12,923.61 is: 17,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,634.46 : 27,104.40 = 12,923.61 : x
  2. Step 2: Convert to fraction form
    19,634.46/27,104.40 = 12,923.61/x
  3. Step 3: Cross multiply
    19,634.46x = 27,104.40 × 12,923.61
  4. Step 4: Simplify right side
    19,634.46x = 350,286,694.88
  5. Step 5: Solve for x
    x = 350,286,694.88/19,634.46
  6. Step 6: Final answer
    x = 17,840.40

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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.