Home / 17,289.52-25,769.80-16,305.28

Finding the Fourth Proportional to 17,289.52, 25,769.80 and 16,305.28

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Solution

The fourth proportional to 17,289.52, 25,769.80 and 16,305.28 is: 24,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,289.52 : 25,769.80 = 16,305.28 : x
  2. Step 2: Convert to fraction form
    17,289.52/25,769.80 = 16,305.28/x
  3. Step 3: Cross multiply
    17,289.52x = 25,769.80 × 16,305.28
  4. Step 4: Simplify right side
    17,289.52x = 420,183,804.54
  5. Step 5: Solve for x
    x = 420,183,804.54/17,289.52
  6. Step 6: Final answer
    x = 24,302.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.