Home / 21,704.54-32,519.66-11,850.71

Finding the Fourth Proportional to 21,704.54, 32,519.66 and 11,850.71

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Solution

The fourth proportional to 21,704.54, 32,519.66 and 11,850.71 is: 17,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704.54 : 32,519.66 = 11,850.71 : x
  2. Step 2: Convert to fraction form
    21,704.54/32,519.66 = 11,850.71/x
  3. Step 3: Cross multiply
    21,704.54x = 32,519.66 × 11,850.71
  4. Step 4: Simplify right side
    21,704.54x = 385,380,838.11
  5. Step 5: Solve for x
    x = 385,380,838.11/21,704.54
  6. Step 6: Final answer
    x = 17,755.77

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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.