Home / 25,324.09-37,976.80-8,679.66

Finding the Fourth Proportional to 25,324.09, 37,976.80 and 8,679.66

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Solution

The fourth proportional to 25,324.09, 37,976.80 and 8,679.66 is: 13,016.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,324.09 : 37,976.80 = 8,679.66 : x
  2. Step 2: Convert to fraction form
    25,324.09/37,976.80 = 8,679.66/x
  3. Step 3: Cross multiply
    25,324.09x = 37,976.80 × 8,679.66
  4. Step 4: Simplify right side
    25,324.09x = 329,625,564.05
  5. Step 5: Solve for x
    x = 329,625,564.05/25,324.09
  6. Step 6: Final answer
    x = 13,016.28

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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.