Home / 20,076.33-30,093.97-14,515.89

Finding the Fourth Proportional to 20,076.33, 30,093.97 and 14,515.89

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Solution

The fourth proportional to 20,076.33, 30,093.97 and 14,515.89 is: 21,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,076.33 : 30,093.97 = 14,515.89 : x
  2. Step 2: Convert to fraction form
    20,076.33/30,093.97 = 14,515.89/x
  3. Step 3: Cross multiply
    20,076.33x = 30,093.97 × 14,515.89
  4. Step 4: Simplify right side
    20,076.33x = 436,840,758.18
  5. Step 5: Solve for x
    x = 436,840,758.18/20,076.33
  6. Step 6: Final answer
    x = 21,758.99

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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.