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Finding the Fourth Proportional to 22,695.40, 34,046.73 and 7,908.52

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Solution

The fourth proportional to 22,695.40, 34,046.73 and 7,908.52 is: 11,864.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695.40 : 34,046.73 = 7,908.52 : x
  2. Step 2: Convert to fraction form
    22,695.40/34,046.73 = 7,908.52/x
  3. Step 3: Cross multiply
    22,695.40x = 34,046.73 × 7,908.52
  4. Step 4: Simplify right side
    22,695.40x = 269,259,245.14
  5. Step 5: Solve for x
    x = 269,259,245.14/22,695.40
  6. Step 6: Final answer
    x = 11,864.04

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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.