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Finding the Fourth Proportional to 43,668.48, 65,502.72 and 15,951.36

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Solution

The fourth proportional to 43,668.48, 65,502.72 and 15,951.36 is: 23,927.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,668.48 : 65,502.72 = 15,951.36 : x
  2. Step 2: Convert to fraction form
    43,668.48/65,502.72 = 15,951.36/x
  3. Step 3: Cross multiply
    43,668.48x = 65,502.72 × 15,951.36
  4. Step 4: Simplify right side
    43,668.48x = 1,044,857,467.70
  5. Step 5: Solve for x
    x = 1,044,857,467.70/43,668.48
  6. Step 6: Final answer
    x = 23,927.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.