Home / 20,464.20-30,650.94-16,550.28

Finding the Fourth Proportional to 20,464.20, 30,650.94 and 16,550.28

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Solution

The fourth proportional to 20,464.20, 30,650.94 and 16,550.28 is: 24,788.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,464.20 : 30,650.94 = 16,550.28 : x
  2. Step 2: Convert to fraction form
    20,464.20/30,650.94 = 16,550.28/x
  3. Step 3: Cross multiply
    20,464.20x = 30,650.94 × 16,550.28
  4. Step 4: Simplify right side
    20,464.20x = 507,281,639.26
  5. Step 5: Solve for x
    x = 507,281,639.26/20,464.20
  6. Step 6: Final answer
    x = 24,788.74

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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.