Home / 13,469.58-20,200.62-8,056.43

Finding the Fourth Proportional to 13,469.58, 20,200.62 and 8,056.43

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Solution

The fourth proportional to 13,469.58, 20,200.62 and 8,056.43 is: 12,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469.58 : 20,200.62 = 8,056.43 : x
  2. Step 2: Convert to fraction form
    13,469.58/20,200.62 = 8,056.43/x
  3. Step 3: Cross multiply
    13,469.58x = 20,200.62 × 8,056.43
  4. Step 4: Simplify right side
    13,469.58x = 162,744,779.98
  5. Step 5: Solve for x
    x = 162,744,779.98/13,469.58
  6. Step 6: Final answer
    x = 12,082.39

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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.