Home / 26,596.20-39,879.90-11,015.40

Finding the Fourth Proportional to 26,596.20, 39,879.90 and 11,015.40

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Solution

The fourth proportional to 26,596.20, 39,879.90 and 11,015.40 is: 16,517.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,596.20 : 39,879.90 = 11,015.40 : x
  2. Step 2: Convert to fraction form
    26,596.20/39,879.90 = 11,015.40/x
  3. Step 3: Cross multiply
    26,596.20x = 39,879.90 × 11,015.40
  4. Step 4: Simplify right side
    26,596.20x = 439,293,050.46
  5. Step 5: Solve for x
    x = 439,293,050.46/26,596.20
  6. Step 6: Final answer
    x = 16,517.14

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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.