Home / 39,842.28-54,930.96-32,645.43

Finding the Fourth Proportional to 39,842.28, 54,930.96 and 32,645.43

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Solution

The fourth proportional to 39,842.28, 54,930.96 and 32,645.43 is: 45,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,842.28 : 54,930.96 = 32,645.43 : x
  2. Step 2: Convert to fraction form
    39,842.28/54,930.96 = 32,645.43/x
  3. Step 3: Cross multiply
    39,842.28x = 54,930.96 × 32,645.43
  4. Step 4: Simplify right side
    39,842.28x = 1,793,244,809.51
  5. Step 5: Solve for x
    x = 1,793,244,809.51/39,842.28
  6. Step 6: Final answer
    x = 45,008.59

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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.