Home / 20,197.43-30,300.50-6,157.09

Finding the Fourth Proportional to 20,197.43, 30,300.50 and 6,157.09

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Solution

The fourth proportional to 20,197.43, 30,300.50 and 6,157.09 is: 9,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,197.43 : 30,300.50 = 6,157.09 : x
  2. Step 2: Convert to fraction form
    20,197.43/30,300.50 = 6,157.09/x
  3. Step 3: Cross multiply
    20,197.43x = 30,300.50 × 6,157.09
  4. Step 4: Simplify right side
    20,197.43x = 186,562,905.55
  5. Step 5: Solve for x
    x = 186,562,905.55/20,197.43
  6. Step 6: Final answer
    x = 9,236.96

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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.