Home / 27,203.24-40,832.40-18,317.54

Finding the Fourth Proportional to 27,203.24, 40,832.40 and 18,317.54

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Solution

The fourth proportional to 27,203.24, 40,832.40 and 18,317.54 is: 27,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,203.24 : 40,832.40 = 18,317.54 : x
  2. Step 2: Convert to fraction form
    27,203.24/40,832.40 = 18,317.54/x
  3. Step 3: Cross multiply
    27,203.24x = 40,832.40 × 18,317.54
  4. Step 4: Simplify right side
    27,203.24x = 747,949,120.30
  5. Step 5: Solve for x
    x = 747,949,120.30/27,203.24
  6. Step 6: Final answer
    x = 27,494.85

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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.