Home / 17,174.85-23,701.53-11,203.09

Finding the Fourth Proportional to 17,174.85, 23,701.53 and 11,203.09

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Solution

The fourth proportional to 17,174.85, 23,701.53 and 11,203.09 is: 15,460.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.85 : 23,701.53 = 11,203.09 : x
  2. Step 2: Convert to fraction form
    17,174.85/23,701.53 = 11,203.09/x
  3. Step 3: Cross multiply
    17,174.85x = 23,701.53 × 11,203.09
  4. Step 4: Simplify right side
    17,174.85x = 265,530,373.73
  5. Step 5: Solve for x
    x = 265,530,373.73/17,174.85
  6. Step 6: Final answer
    x = 15,460.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.