Home / 17,650.65-26,469.72-5,167.47

Finding the Fourth Proportional to 17,650.65, 26,469.72 and 5,167.47

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Solution

The fourth proportional to 17,650.65, 26,469.72 and 5,167.47 is: 7,749.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,650.65 : 26,469.72 = 5,167.47 : x
  2. Step 2: Convert to fraction form
    17,650.65/26,469.72 = 5,167.47/x
  3. Step 3: Cross multiply
    17,650.65x = 26,469.72 × 5,167.47
  4. Step 4: Simplify right side
    17,650.65x = 136,781,484.01
  5. Step 5: Solve for x
    x = 136,781,484.01/17,650.65
  6. Step 6: Final answer
    x = 7,749.37

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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.