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Finding the Fourth Proportional to 56,628.44, 84,952.92 and 23,330

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Solution

The fourth proportional to 56,628.44, 84,952.92 and 23,330 is: 34,999.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,628.44 : 84,952.92 = 23,330 : x
  2. Step 2: Convert to fraction form
    56,628.44/84,952.92 = 23,330/x
  3. Step 3: Cross multiply
    56,628.44x = 84,952.92 × 23,330
  4. Step 4: Simplify right side
    56,628.44x = 1,981,951,623.60
  5. Step 5: Solve for x
    x = 1,981,951,623.60/56,628.44
  6. Step 6: Final answer
    x = 34,999.23

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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.