Home / 32,659.72-45,072.19-18,324.09

Finding the Fourth Proportional to 32,659.72, 45,072.19 and 18,324.09

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Solution

The fourth proportional to 32,659.72, 45,072.19 and 18,324.09 is: 25,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,659.72 : 45,072.19 = 18,324.09 : x
  2. Step 2: Convert to fraction form
    32,659.72/45,072.19 = 18,324.09/x
  3. Step 3: Cross multiply
    32,659.72x = 45,072.19 × 18,324.09
  4. Step 4: Simplify right side
    32,659.72x = 825,906,640.70
  5. Step 5: Solve for x
    x = 825,906,640.70/32,659.72
  6. Step 6: Final answer
    x = 25,288.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.