Home / 20,367.42-30,551.16-5,576.46

Finding the Fourth Proportional to 20,367.42, 30,551.16 and 5,576.46

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Solution

The fourth proportional to 20,367.42, 30,551.16 and 5,576.46 is: 8,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,367.42 : 30,551.16 = 5,576.46 : x
  2. Step 2: Convert to fraction form
    20,367.42/30,551.16 = 5,576.46/x
  3. Step 3: Cross multiply
    20,367.42x = 30,551.16 × 5,576.46
  4. Step 4: Simplify right side
    20,367.42x = 170,367,321.69
  5. Step 5: Solve for x
    x = 170,367,321.69/20,367.42
  6. Step 6: Final answer
    x = 8,364.70

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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.