Home / 20,202.36-30,308.13-6,163.64

Finding the Fourth Proportional to 20,202.36, 30,308.13 and 6,163.64

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Solution

The fourth proportional to 20,202.36, 30,308.13 and 6,163.64 is: 9,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,202.36 : 30,308.13 = 6,163.64 : x
  2. Step 2: Convert to fraction form
    20,202.36/30,308.13 = 6,163.64/x
  3. Step 3: Cross multiply
    20,202.36x = 30,308.13 × 6,163.64
  4. Step 4: Simplify right side
    20,202.36x = 186,808,402.39
  5. Step 5: Solve for x
    x = 186,808,402.39/20,202.36
  6. Step 6: Final answer
    x = 9,246.86

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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.