Home / 19,632.60-27,103.04-13,292.73

Finding the Fourth Proportional to 19,632.60, 27,103.04 and 13,292.73

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Solution

The fourth proportional to 19,632.60, 27,103.04 and 13,292.73 is: 18,350.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.60 : 27,103.04 = 13,292.73 : x
  2. Step 2: Convert to fraction form
    19,632.60/27,103.04 = 13,292.73/x
  3. Step 3: Cross multiply
    19,632.60x = 27,103.04 × 13,292.73
  4. Step 4: Simplify right side
    19,632.60x = 360,273,392.90
  5. Step 5: Solve for x
    x = 360,273,392.90/19,632.60
  6. Step 6: Final answer
    x = 18,350.77

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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.