Home / 17,150.28-25,749.96-9,769.56

Finding the Fourth Proportional to 17,150.28, 25,749.96 and 9,769.56

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Solution

The fourth proportional to 17,150.28, 25,749.96 and 9,769.56 is: 14,668.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,150.28 : 25,749.96 = 9,769.56 : x
  2. Step 2: Convert to fraction form
    17,150.28/25,749.96 = 9,769.56/x
  3. Step 3: Cross multiply
    17,150.28x = 25,749.96 × 9,769.56
  4. Step 4: Simplify right side
    17,150.28x = 251,565,779.22
  5. Step 5: Solve for x
    x = 251,565,779.22/17,150.28
  6. Step 6: Final answer
    x = 14,668.32

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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.