Home / 12,514.08-17,268.92-7,481.08

Finding the Fourth Proportional to 12,514.08, 17,268.92 and 7,481.08

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Solution

The fourth proportional to 12,514.08, 17,268.92 and 7,481.08 is: 10,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,514.08 : 17,268.92 = 7,481.08 : x
  2. Step 2: Convert to fraction form
    12,514.08/17,268.92 = 7,481.08/x
  3. Step 3: Cross multiply
    12,514.08x = 17,268.92 × 7,481.08
  4. Step 4: Simplify right side
    12,514.08x = 129,190,085.69
  5. Step 5: Solve for x
    x = 129,190,085.69/12,514.08
  6. Step 6: Final answer
    x = 10,323.58

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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.