Home / 26,940.66-40,448.25-18,600.09

Finding the Fourth Proportional to 26,940.66, 40,448.25 and 18,600.09

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Solution

The fourth proportional to 26,940.66, 40,448.25 and 18,600.09 is: 27,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.66 : 40,448.25 = 18,600.09 : x
  2. Step 2: Convert to fraction form
    26,940.66/40,448.25 = 18,600.09/x
  3. Step 3: Cross multiply
    26,940.66x = 40,448.25 × 18,600.09
  4. Step 4: Simplify right side
    26,940.66x = 752,341,090.34
  5. Step 5: Solve for x
    x = 752,341,090.34/26,940.66
  6. Step 6: Final answer
    x = 27,925.86

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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.