Home / 26,929.60-40,334.26-19,517.04

Finding the Fourth Proportional to 26,929.60, 40,334.26 and 19,517.04

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Solution

The fourth proportional to 26,929.60, 40,334.26 and 19,517.04 is: 29,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.60 : 40,334.26 = 19,517.04 : x
  2. Step 2: Convert to fraction form
    26,929.60/40,334.26 = 19,517.04/x
  3. Step 3: Cross multiply
    26,929.60x = 40,334.26 × 19,517.04
  4. Step 4: Simplify right side
    26,929.60x = 787,205,365.79
  5. Step 5: Solve for x
    x = 787,205,365.79/26,929.60
  6. Step 6: Final answer
    x = 29,231.97

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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.