Home / 20,183.34-30,275.14-7,035.66

Finding the Fourth Proportional to 20,183.34, 30,275.14 and 7,035.66

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Solution

The fourth proportional to 20,183.34, 30,275.14 and 7,035.66 is: 10,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183.34 : 30,275.14 = 7,035.66 : x
  2. Step 2: Convert to fraction form
    20,183.34/30,275.14 = 7,035.66/x
  3. Step 3: Cross multiply
    20,183.34x = 30,275.14 × 7,035.66
  4. Step 4: Simplify right side
    20,183.34x = 213,005,591.49
  5. Step 5: Solve for x
    x = 213,005,591.49/20,183.34
  6. Step 6: Final answer
    x = 10,553.54

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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.