Home / 26,779.60-40,169.20-8,059.56

Finding the Fourth Proportional to 26,779.60, 40,169.20 and 8,059.56

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Solution

The fourth proportional to 26,779.60, 40,169.20 and 8,059.56 is: 12,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,779.60 : 40,169.20 = 8,059.56 : x
  2. Step 2: Convert to fraction form
    26,779.60/40,169.20 = 8,059.56/x
  3. Step 3: Cross multiply
    26,779.60x = 40,169.20 × 8,059.56
  4. Step 4: Simplify right side
    26,779.60x = 323,746,077.55
  5. Step 5: Solve for x
    x = 323,746,077.55/26,779.60
  6. Step 6: Final answer
    x = 12,089.28

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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.