Home / 20,996.85-31,487.94-6,201.84

Finding the Fourth Proportional to 20,996.85, 31,487.94 and 6,201.84

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Solution

The fourth proportional to 20,996.85, 31,487.94 and 6,201.84 is: 9,300.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,996.85 : 31,487.94 = 6,201.84 : x
  2. Step 2: Convert to fraction form
    20,996.85/31,487.94 = 6,201.84/x
  3. Step 3: Cross multiply
    20,996.85x = 31,487.94 × 6,201.84
  4. Step 4: Simplify right side
    20,996.85x = 195,283,165.81
  5. Step 5: Solve for x
    x = 195,283,165.81/20,996.85
  6. Step 6: Final answer
    x = 9,300.59

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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.