Home / 33,631.25-50,322.32-21,051.05

Finding the Fourth Proportional to 33,631.25, 50,322.32 and 21,051.05

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Solution

The fourth proportional to 33,631.25, 50,322.32 and 21,051.05 is: 31,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,631.25 : 50,322.32 = 21,051.05 : x
  2. Step 2: Convert to fraction form
    33,631.25/50,322.32 = 21,051.05/x
  3. Step 3: Cross multiply
    33,631.25x = 50,322.32 × 21,051.05
  4. Step 4: Simplify right side
    33,631.25x = 1,059,337,674.44
  5. Step 5: Solve for x
    x = 1,059,337,674.44/33,631.25
  6. Step 6: Final answer
    x = 31,498.61

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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.