Home / 22,177.68-30,600.63-12,744.42

Finding the Fourth Proportional to 22,177.68, 30,600.63 and 12,744.42

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Solution

The fourth proportional to 22,177.68, 30,600.63 and 12,744.42 is: 17,584.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.68 : 30,600.63 = 12,744.42 : x
  2. Step 2: Convert to fraction form
    22,177.68/30,600.63 = 12,744.42/x
  3. Step 3: Cross multiply
    22,177.68x = 30,600.63 × 12,744.42
  4. Step 4: Simplify right side
    22,177.68x = 389,987,280.98
  5. Step 5: Solve for x
    x = 389,987,280.98/22,177.68
  6. Step 6: Final answer
    x = 17,584.67

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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.