Home / 20,027.97-30,043.55-11,708.84

Finding the Fourth Proportional to 20,027.97, 30,043.55 and 11,708.84

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Solution

The fourth proportional to 20,027.97, 30,043.55 and 11,708.84 is: 17,564.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027.97 : 30,043.55 = 11,708.84 : x
  2. Step 2: Convert to fraction form
    20,027.97/30,043.55 = 11,708.84/x
  3. Step 3: Cross multiply
    20,027.97x = 30,043.55 × 11,708.84
  4. Step 4: Simplify right side
    20,027.97x = 351,775,119.98
  5. Step 5: Solve for x
    x = 351,775,119.98/20,027.97
  6. Step 6: Final answer
    x = 17,564.19

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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.