Home / 22,284.02-30,751.17-12,212.21

Finding the Fourth Proportional to 22,284.02, 30,751.17 and 12,212.21

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Solution

The fourth proportional to 22,284.02, 30,751.17 and 12,212.21 is: 16,852.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284.02 : 30,751.17 = 12,212.21 : x
  2. Step 2: Convert to fraction form
    22,284.02/30,751.17 = 12,212.21/x
  3. Step 3: Cross multiply
    22,284.02x = 30,751.17 × 12,212.21
  4. Step 4: Simplify right side
    22,284.02x = 375,539,745.79
  5. Step 5: Solve for x
    x = 375,539,745.79/22,284.02
  6. Step 6: Final answer
    x = 16,852.42

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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.