Home / 20,183.50-30,280.11-6,332.50

Finding the Fourth Proportional to 20,183.50, 30,280.11 and 6,332.50

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Solution

The fourth proportional to 20,183.50, 30,280.11 and 6,332.50 is: 9,500.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183.50 : 30,280.11 = 6,332.50 : x
  2. Step 2: Convert to fraction form
    20,183.50/30,280.11 = 6,332.50/x
  3. Step 3: Cross multiply
    20,183.50x = 30,280.11 × 6,332.50
  4. Step 4: Simplify right side
    20,183.50x = 191,748,796.58
  5. Step 5: Solve for x
    x = 191,748,796.58/20,183.50
  6. Step 6: Final answer
    x = 9,500.27

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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.