Home / 21,793.95-32,659.73-12,414.61

Finding the Fourth Proportional to 21,793.95, 32,659.73 and 12,414.61

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Solution

The fourth proportional to 21,793.95, 32,659.73 and 12,414.61 is: 18,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,793.95 : 32,659.73 = 12,414.61 : x
  2. Step 2: Convert to fraction form
    21,793.95/32,659.73 = 12,414.61/x
  3. Step 3: Cross multiply
    21,793.95x = 32,659.73 × 12,414.61
  4. Step 4: Simplify right side
    21,793.95x = 405,457,905.79
  5. Step 5: Solve for x
    x = 405,457,905.79/21,793.95
  6. Step 6: Final answer
    x = 18,604.15

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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.