Home / 23,672.78-32,668.26-13,463.79

Finding the Fourth Proportional to 23,672.78, 32,668.26 and 13,463.79

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Solution

The fourth proportional to 23,672.78, 32,668.26 and 13,463.79 is: 18,579.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672.78 : 32,668.26 = 13,463.79 : x
  2. Step 2: Convert to fraction form
    23,672.78/32,668.26 = 13,463.79/x
  3. Step 3: Cross multiply
    23,672.78x = 32,668.26 × 13,463.79
  4. Step 4: Simplify right side
    23,672.78x = 439,838,770.68
  5. Step 5: Solve for x
    x = 439,838,770.68/23,672.78
  6. Step 6: Final answer
    x = 18,579.94

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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.