Home / 20,366.96-30,555.20-6,326.27

Finding the Fourth Proportional to 20,366.96, 30,555.20 and 6,326.27

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Solution

The fourth proportional to 20,366.96, 30,555.20 and 6,326.27 is: 9,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,366.96 : 30,555.20 = 6,326.27 : x
  2. Step 2: Convert to fraction form
    20,366.96/30,555.20 = 6,326.27/x
  3. Step 3: Cross multiply
    20,366.96x = 30,555.20 × 6,326.27
  4. Step 4: Simplify right side
    20,366.96x = 193,300,445.10
  5. Step 5: Solve for x
    x = 193,300,445.10/20,366.96
  6. Step 6: Final answer
    x = 9,490.88

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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.