Home / 17,189.09-25,783.65-4,709.22

Finding the Fourth Proportional to 17,189.09, 25,783.65 and 4,709.22

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Solution

The fourth proportional to 17,189.09, 25,783.65 and 4,709.22 is: 7,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.09 : 25,783.65 = 4,709.22 : x
  2. Step 2: Convert to fraction form
    17,189.09/25,783.65 = 4,709.22/x
  3. Step 3: Cross multiply
    17,189.09x = 25,783.65 × 4,709.22
  4. Step 4: Simplify right side
    17,189.09x = 121,420,765.90
  5. Step 5: Solve for x
    x = 121,420,765.90/17,189.09
  6. Step 6: Final answer
    x = 7,063.83

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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.