Home / 31,514.88-43,449.92-25,828.48

Finding the Fourth Proportional to 31,514.88, 43,449.92 and 25,828.48

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Solution

The fourth proportional to 31,514.88, 43,449.92 and 25,828.48 is: 35,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,514.88 : 43,449.92 = 25,828.48 : x
  2. Step 2: Convert to fraction form
    31,514.88/43,449.92 = 25,828.48/x
  3. Step 3: Cross multiply
    31,514.88x = 43,449.92 × 25,828.48
  4. Step 4: Simplify right side
    31,514.88x = 1,122,245,389.72
  5. Step 5: Solve for x
    x = 1,122,245,389.72/31,514.88
  6. Step 6: Final answer
    x = 35,610.02

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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.