Home / 18,449.08-25,463.82-11,733.40

Finding the Fourth Proportional to 18,449.08, 25,463.82 and 11,733.40

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Solution

The fourth proportional to 18,449.08, 25,463.82 and 11,733.40 is: 16,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449.08 : 25,463.82 = 11,733.40 : x
  2. Step 2: Convert to fraction form
    18,449.08/25,463.82 = 11,733.40/x
  3. Step 3: Cross multiply
    18,449.08x = 25,463.82 × 11,733.40
  4. Step 4: Simplify right side
    18,449.08x = 298,777,185.59
  5. Step 5: Solve for x
    x = 298,777,185.59/18,449.08
  6. Step 6: Final answer
    x = 16,194.69

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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.