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Finding the Fourth Proportional to 25,176.52, 37,764.92 and 7,646.52

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Solution

The fourth proportional to 25,176.52, 37,764.92 and 7,646.52 is: 11,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.52 : 37,764.92 = 7,646.52 : x
  2. Step 2: Convert to fraction form
    25,176.52/37,764.92 = 7,646.52/x
  3. Step 3: Cross multiply
    25,176.52x = 37,764.92 × 7,646.52
  4. Step 4: Simplify right side
    25,176.52x = 288,770,216.08
  5. Step 5: Solve for x
    x = 288,770,216.08/25,176.52
  6. Step 6: Final answer
    x = 11,469.82

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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.