Home / 22,072.88-33,115.08-6,489.92

Finding the Fourth Proportional to 22,072.88, 33,115.08 and 6,489.92

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Solution

The fourth proportional to 22,072.88, 33,115.08 and 6,489.92 is: 9,736.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,072.88 : 33,115.08 = 6,489.92 : x
  2. Step 2: Convert to fraction form
    22,072.88/33,115.08 = 6,489.92/x
  3. Step 3: Cross multiply
    22,072.88x = 33,115.08 × 6,489.92
  4. Step 4: Simplify right side
    22,072.88x = 214,914,219.99
  5. Step 5: Solve for x
    x = 214,914,219.99/22,072.88
  6. Step 6: Final answer
    x = 9,736.57

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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.