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Finding the Fourth Proportional to 29,668.80, 44,286.54 and 25,932

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Solution

The fourth proportional to 29,668.80, 44,286.54 and 25,932 is: 38,708.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,668.80 : 44,286.54 = 25,932 : x
  2. Step 2: Convert to fraction form
    29,668.80/44,286.54 = 25,932/x
  3. Step 3: Cross multiply
    29,668.80x = 44,286.54 × 25,932
  4. Step 4: Simplify right side
    29,668.80x = 1,148,438,555.28
  5. Step 5: Solve for x
    x = 1,148,438,555.28/29,668.80
  6. Step 6: Final answer
    x = 38,708.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.