Home / 17,186.55-25,789.77-9,289.23

Finding the Fourth Proportional to 17,186.55, 25,789.77 and 9,289.23

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Solution

The fourth proportional to 17,186.55, 25,789.77 and 9,289.23 is: 13,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,186.55 : 25,789.77 = 9,289.23 : x
  2. Step 2: Convert to fraction form
    17,186.55/25,789.77 = 9,289.23/x
  3. Step 3: Cross multiply
    17,186.55x = 25,789.77 × 9,289.23
  4. Step 4: Simplify right side
    17,186.55x = 239,567,105.18
  5. Step 5: Solve for x
    x = 239,567,105.18/17,186.55
  6. Step 6: Final answer
    x = 13,939.22

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1.5x scale

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.