Home / 16,520.76-24,777.90-4,830.84

Finding the Fourth Proportional to 16,520.76, 24,777.90 and 4,830.84

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Solution

The fourth proportional to 16,520.76, 24,777.90 and 4,830.84 is: 7,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.76 : 24,777.90 = 4,830.84 : x
  2. Step 2: Convert to fraction form
    16,520.76/24,777.90 = 4,830.84/x
  3. Step 3: Cross multiply
    16,520.76x = 24,777.90 × 4,830.84
  4. Step 4: Simplify right side
    16,520.76x = 119,698,070.44
  5. Step 5: Solve for x
    x = 119,698,070.44/16,520.76
  6. Step 6: Final answer
    x = 7,245.31

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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.