Home / 36,914.48-55,391.16-28,205.36

Finding the Fourth Proportional to 36,914.48, 55,391.16 and 28,205.36

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Solution

The fourth proportional to 36,914.48, 55,391.16 and 28,205.36 is: 42,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,914.48 : 55,391.16 = 28,205.36 : x
  2. Step 2: Convert to fraction form
    36,914.48/55,391.16 = 28,205.36/x
  3. Step 3: Cross multiply
    36,914.48x = 55,391.16 × 28,205.36
  4. Step 4: Simplify right side
    36,914.48x = 1,562,327,608.62
  5. Step 5: Solve for x
    x = 1,562,327,608.62/36,914.48
  6. Step 6: Final answer
    x = 42,322.89

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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.