Home / 20,043.69-30,049.53-9,508.42

Finding the Fourth Proportional to 20,043.69, 30,049.53 and 9,508.42

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Solution

The fourth proportional to 20,043.69, 30,049.53 and 9,508.42 is: 14,255.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,043.69 : 30,049.53 = 9,508.42 : x
  2. Step 2: Convert to fraction form
    20,043.69/30,049.53 = 9,508.42/x
  3. Step 3: Cross multiply
    20,043.69x = 30,049.53 × 9,508.42
  4. Step 4: Simplify right side
    20,043.69x = 285,723,552.04
  5. Step 5: Solve for x
    x = 285,723,552.04/20,043.69
  6. Step 6: Final answer
    x = 14,255.04

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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.