Home / 18,274.44-27,383.97-13,572.46

Finding the Fourth Proportional to 18,274.44, 27,383.97 and 13,572.46

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Solution

The fourth proportional to 18,274.44, 27,383.97 and 13,572.46 is: 20,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.44 : 27,383.97 = 13,572.46 : x
  2. Step 2: Convert to fraction form
    18,274.44/27,383.97 = 13,572.46/x
  3. Step 3: Cross multiply
    18,274.44x = 27,383.97 × 13,572.46
  4. Step 4: Simplify right side
    18,274.44x = 371,667,922.59
  5. Step 5: Solve for x
    x = 371,667,922.59/18,274.44
  6. Step 6: Final answer
    x = 20,338.13

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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.