Home / 20,305.24-30,453.24-9,204.52

Finding the Fourth Proportional to 20,305.24, 30,453.24 and 9,204.52

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Solution

The fourth proportional to 20,305.24, 30,453.24 and 9,204.52 is: 13,804.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,305.24 : 30,453.24 = 9,204.52 : x
  2. Step 2: Convert to fraction form
    20,305.24/30,453.24 = 9,204.52/x
  3. Step 3: Cross multiply
    20,305.24x = 30,453.24 × 9,204.52
  4. Step 4: Simplify right side
    20,305.24x = 280,307,456.64
  5. Step 5: Solve for x
    x = 280,307,456.64/20,305.24
  6. Step 6: Final answer
    x = 13,804.69

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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.