Home / 23,945.21-35,939.67-18,380.51

Finding the Fourth Proportional to 23,945.21, 35,939.67 and 18,380.51

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Solution

The fourth proportional to 23,945.21, 35,939.67 and 18,380.51 is: 27,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,945.21 : 35,939.67 = 18,380.51 : x
  2. Step 2: Convert to fraction form
    23,945.21/35,939.67 = 18,380.51/x
  3. Step 3: Cross multiply
    23,945.21x = 35,939.67 × 18,380.51
  4. Step 4: Simplify right side
    23,945.21x = 660,589,284.13
  5. Step 5: Solve for x
    x = 660,589,284.13/23,945.21
  6. Step 6: Final answer
    x = 27,587.54

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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.