Home / 49,633.97-74,449.13-12,194.15

Finding the Fourth Proportional to 49,633.97, 74,449.13 and 12,194.15

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Solution

The fourth proportional to 49,633.97, 74,449.13 and 12,194.15 is: 18,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,633.97 : 74,449.13 = 12,194.15 : x
  2. Step 2: Convert to fraction form
    49,633.97/74,449.13 = 12,194.15/x
  3. Step 3: Cross multiply
    49,633.97x = 74,449.13 × 12,194.15
  4. Step 4: Simplify right side
    49,633.97x = 907,843,425.37
  5. Step 5: Solve for x
    x = 907,843,425.37/49,633.97
  6. Step 6: Final answer
    x = 18,290.77

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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.