Home / 20,074.92-30,089.82-9,536.30

Finding the Fourth Proportional to 20,074.92, 30,089.82 and 9,536.30

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Solution

The fourth proportional to 20,074.92, 30,089.82 and 9,536.30 is: 14,293.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,074.92 : 30,089.82 = 9,536.30 : x
  2. Step 2: Convert to fraction form
    20,074.92/30,089.82 = 9,536.30/x
  3. Step 3: Cross multiply
    20,074.92x = 30,089.82 × 9,536.30
  4. Step 4: Simplify right side
    20,074.92x = 286,945,550.47
  5. Step 5: Solve for x
    x = 286,945,550.47/20,074.92
  6. Step 6: Final answer
    x = 14,293.73

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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.