Home / 50,213.21-69,300.38-28,992.44

Finding the Fourth Proportional to 50,213.21, 69,300.38 and 28,992.44

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Solution

The fourth proportional to 50,213.21, 69,300.38 and 28,992.44 is: 40,013.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,213.21 : 69,300.38 = 28,992.44 : x
  2. Step 2: Convert to fraction form
    50,213.21/69,300.38 = 28,992.44/x
  3. Step 3: Cross multiply
    50,213.21x = 69,300.38 × 28,992.44
  4. Step 4: Simplify right side
    50,213.21x = 2,009,187,109.13
  5. Step 5: Solve for x
    x = 2,009,187,109.13/50,213.21
  6. Step 6: Final answer
    x = 40,013.12

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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.