Home / 19,960.27-27,544.20-12,000.96

Finding the Fourth Proportional to 19,960.27, 27,544.20 and 12,000.96

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Solution

The fourth proportional to 19,960.27, 27,544.20 and 12,000.96 is: 16,560.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960.27 : 27,544.20 = 12,000.96 : x
  2. Step 2: Convert to fraction form
    19,960.27/27,544.20 = 12,000.96/x
  3. Step 3: Cross multiply
    19,960.27x = 27,544.20 × 12,000.96
  4. Step 4: Simplify right side
    19,960.27x = 330,556,864.93
  5. Step 5: Solve for x
    x = 330,556,864.93/19,960.27
  6. Step 6: Final answer
    x = 16,560.74

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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.