Home / 25,976.09-38,954.52-9,331.61

Finding the Fourth Proportional to 25,976.09, 38,954.52 and 9,331.61

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Solution

The fourth proportional to 25,976.09, 38,954.52 and 9,331.61 is: 13,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,976.09 : 38,954.52 = 9,331.61 : x
  2. Step 2: Convert to fraction form
    25,976.09/38,954.52 = 9,331.61/x
  3. Step 3: Cross multiply
    25,976.09x = 38,954.52 × 9,331.61
  4. Step 4: Simplify right side
    25,976.09x = 363,508,193.60
  5. Step 5: Solve for x
    x = 363,508,193.60/25,976.09
  6. Step 6: Final answer
    x = 13,993.95

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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.