Home / 20,364.56-30,551.24-6,324.32

Finding the Fourth Proportional to 20,364.56, 30,551.24 and 6,324.32

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Solution

The fourth proportional to 20,364.56, 30,551.24 and 6,324.32 is: 9,487.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364.56 : 30,551.24 = 6,324.32 : x
  2. Step 2: Convert to fraction form
    20,364.56/30,551.24 = 6,324.32/x
  3. Step 3: Cross multiply
    20,364.56x = 30,551.24 × 6,324.32
  4. Step 4: Simplify right side
    20,364.56x = 193,215,818.16
  5. Step 5: Solve for x
    x = 193,215,818.16/20,364.56
  6. Step 6: Final answer
    x = 9,487.85

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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.