Home / 22,283.68-30,751.49-12,212.03

Finding the Fourth Proportional to 22,283.68, 30,751.49 and 12,212.03

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Solution

The fourth proportional to 22,283.68, 30,751.49 and 12,212.03 is: 16,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,283.68 : 30,751.49 = 12,212.03 : x
  2. Step 2: Convert to fraction form
    22,283.68/30,751.49 = 12,212.03/x
  3. Step 3: Cross multiply
    22,283.68x = 30,751.49 × 12,212.03
  4. Step 4: Simplify right side
    22,283.68x = 375,538,118.42
  5. Step 5: Solve for x
    x = 375,538,118.42/22,283.68
  6. Step 6: Final answer
    x = 16,852.61

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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.