Home / 26,940.60-40,383.36-18,176.40

Finding the Fourth Proportional to 26,940.60, 40,383.36 and 18,176.40

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Solution

The fourth proportional to 26,940.60, 40,383.36 and 18,176.40 is: 27,246.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.60 : 40,383.36 = 18,176.40 : x
  2. Step 2: Convert to fraction form
    26,940.60/40,383.36 = 18,176.40/x
  3. Step 3: Cross multiply
    26,940.60x = 40,383.36 × 18,176.40
  4. Step 4: Simplify right side
    26,940.60x = 734,024,104.70
  5. Step 5: Solve for x
    x = 734,024,104.70/26,940.60
  6. Step 6: Final answer
    x = 27,246.02

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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.