Home / 18,716.44-25,827.76-10,756.84

Finding the Fourth Proportional to 18,716.44, 25,827.76 and 10,756.84

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Solution

The fourth proportional to 18,716.44, 25,827.76 and 10,756.84 is: 14,843.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,716.44 : 25,827.76 = 10,756.84 : x
  2. Step 2: Convert to fraction form
    18,716.44/25,827.76 = 10,756.84/x
  3. Step 3: Cross multiply
    18,716.44x = 25,827.76 × 10,756.84
  4. Step 4: Simplify right side
    18,716.44x = 277,825,081.88
  5. Step 5: Solve for x
    x = 277,825,081.88/18,716.44
  6. Step 6: Final answer
    x = 14,843.91

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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.