Home / 36,102.68-49,836.85-21,960.44

Finding the Fourth Proportional to 36,102.68, 49,836.85 and 21,960.44

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Solution

The fourth proportional to 36,102.68, 49,836.85 and 21,960.44 is: 30,314.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,102.68 : 49,836.85 = 21,960.44 : x
  2. Step 2: Convert to fraction form
    36,102.68/49,836.85 = 21,960.44/x
  3. Step 3: Cross multiply
    36,102.68x = 49,836.85 × 21,960.44
  4. Step 4: Simplify right side
    36,102.68x = 1,094,438,905.03
  5. Step 5: Solve for x
    x = 1,094,438,905.03/36,102.68
  6. Step 6: Final answer
    x = 30,314.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.