Home / 23,576.88-32,336.75-20,919.68

Finding the Fourth Proportional to 23,576.88, 32,336.75 and 20,919.68

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Solution

The fourth proportional to 23,576.88, 32,336.75 and 20,919.68 is: 28,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,576.88 : 32,336.75 = 20,919.68 : x
  2. Step 2: Convert to fraction form
    23,576.88/32,336.75 = 20,919.68/x
  3. Step 3: Cross multiply
    23,576.88x = 32,336.75 × 20,919.68
  4. Step 4: Simplify right side
    23,576.88x = 676,474,352.86
  5. Step 5: Solve for x
    x = 676,474,352.86/23,576.88
  6. Step 6: Final answer
    x = 28,692.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.