Home / 19,701.88-27,184.87-11,744.85

Finding the Fourth Proportional to 19,701.88, 27,184.87 and 11,744.85

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Solution

The fourth proportional to 19,701.88, 27,184.87 and 11,744.85 is: 16,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.88 : 27,184.87 = 11,744.85 : x
  2. Step 2: Convert to fraction form
    19,701.88/27,184.87 = 11,744.85/x
  3. Step 3: Cross multiply
    19,701.88x = 27,184.87 × 11,744.85
  4. Step 4: Simplify right side
    19,701.88x = 319,282,220.42
  5. Step 5: Solve for x
    x = 319,282,220.42/19,701.88
  6. Step 6: Final answer
    x = 16,205.67

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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.