Home / 22,266.68-30,727.20-12,195.56

Finding the Fourth Proportional to 22,266.68, 30,727.20 and 12,195.56

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Solution

The fourth proportional to 22,266.68, 30,727.20 and 12,195.56 is: 16,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.68 : 30,727.20 = 12,195.56 : x
  2. Step 2: Convert to fraction form
    22,266.68/30,727.20 = 12,195.56/x
  3. Step 3: Cross multiply
    22,266.68x = 30,727.20 × 12,195.56
  4. Step 4: Simplify right side
    22,266.68x = 374,735,411.23
  5. Step 5: Solve for x
    x = 374,735,411.23/22,266.68
  6. Step 6: Final answer
    x = 16,829.42

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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.