Home / 32,687.43-45,107.33-18,539.97

Finding the Fourth Proportional to 32,687.43, 45,107.33 and 18,539.97

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Solution

The fourth proportional to 32,687.43, 45,107.33 and 18,539.97 is: 25,584.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,687.43 : 45,107.33 = 18,539.97 : x
  2. Step 2: Convert to fraction form
    32,687.43/45,107.33 = 18,539.97/x
  3. Step 3: Cross multiply
    32,687.43x = 45,107.33 × 18,539.97
  4. Step 4: Simplify right side
    32,687.43x = 836,288,452.28
  5. Step 5: Solve for x
    x = 836,288,452.28/32,687.43
  6. Step 6: Final answer
    x = 25,584.41

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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.