Home / 20,083.14-30,104.66-6,927.12

Finding the Fourth Proportional to 20,083.14, 30,104.66 and 6,927.12

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Solution

The fourth proportional to 20,083.14, 30,104.66 and 6,927.12 is: 10,383.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,083.14 : 30,104.66 = 6,927.12 : x
  2. Step 2: Convert to fraction form
    20,083.14/30,104.66 = 6,927.12/x
  3. Step 3: Cross multiply
    20,083.14x = 30,104.66 × 6,927.12
  4. Step 4: Simplify right side
    20,083.14x = 208,538,592.38
  5. Step 5: Solve for x
    x = 208,538,592.38/20,083.14
  6. Step 6: Final answer
    x = 10,383.76

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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.