Home / 22,191.94-33,294.60-12,829.84

Finding the Fourth Proportional to 22,191.94, 33,294.60 and 12,829.84

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Solution

The fourth proportional to 22,191.94, 33,294.60 and 12,829.84 is: 19,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,191.94 : 33,294.60 = 12,829.84 : x
  2. Step 2: Convert to fraction form
    22,191.94/33,294.60 = 12,829.84/x
  3. Step 3: Cross multiply
    22,191.94x = 33,294.60 × 12,829.84
  4. Step 4: Simplify right side
    22,191.94x = 427,164,390.86
  5. Step 5: Solve for x
    x = 427,164,390.86/22,191.94
  6. Step 6: Final answer
    x = 19,248.63

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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.