Home / 20,244.23-30,354.35-6,912.44

Finding the Fourth Proportional to 20,244.23, 30,354.35 and 6,912.44

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Solution

The fourth proportional to 20,244.23, 30,354.35 and 6,912.44 is: 10,364.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.23 : 30,354.35 = 6,912.44 : x
  2. Step 2: Convert to fraction form
    20,244.23/30,354.35 = 6,912.44/x
  3. Step 3: Cross multiply
    20,244.23x = 30,354.35 × 6,912.44
  4. Step 4: Simplify right side
    20,244.23x = 209,822,550.61
  5. Step 5: Solve for x
    x = 209,822,550.61/20,244.23
  6. Step 6: Final answer
    x = 10,364.56

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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.