Home / 30,236.13-45,353.36-8,049.70

Finding the Fourth Proportional to 30,236.13, 45,353.36 and 8,049.70

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Solution

The fourth proportional to 30,236.13, 45,353.36 and 8,049.70 is: 12,074.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236.13 : 45,353.36 = 8,049.70 : x
  2. Step 2: Convert to fraction form
    30,236.13/45,353.36 = 8,049.70/x
  3. Step 3: Cross multiply
    30,236.13x = 45,353.36 × 8,049.70
  4. Step 4: Simplify right side
    30,236.13x = 365,081,028.87
  5. Step 5: Solve for x
    x = 365,081,028.87/30,236.13
  6. Step 6: Final answer
    x = 12,074.33

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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.