Home / 22,242.94-33,377.57-8,212.75

Finding the Fourth Proportional to 22,242.94, 33,377.57 and 8,212.75

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Solution

The fourth proportional to 22,242.94, 33,377.57 and 8,212.75 is: 12,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,242.94 : 33,377.57 = 8,212.75 : x
  2. Step 2: Convert to fraction form
    22,242.94/33,377.57 = 8,212.75/x
  3. Step 3: Cross multiply
    22,242.94x = 33,377.57 × 8,212.75
  4. Step 4: Simplify right side
    22,242.94x = 274,121,638.02
  5. Step 5: Solve for x
    x = 274,121,638.02/22,242.94
  6. Step 6: Final answer
    x = 12,323.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.