Home / 11,678.36-17,514.29-3,242.92

Finding the Fourth Proportional to 11,678.36, 17,514.29 and 3,242.92

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Solution

The fourth proportional to 11,678.36, 17,514.29 and 3,242.92 is: 4,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678.36 : 17,514.29 = 3,242.92 : x
  2. Step 2: Convert to fraction form
    11,678.36/17,514.29 = 3,242.92/x
  3. Step 3: Cross multiply
    11,678.36x = 17,514.29 × 3,242.92
  4. Step 4: Simplify right side
    11,678.36x = 56,797,441.33
  5. Step 5: Solve for x
    x = 56,797,441.33/11,678.36
  6. Step 6: Final answer
    x = 4,863.48

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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.