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Finding the Fourth Proportional to 29,866.92, 44,828.06 and 15,086.21

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Solution

The fourth proportional to 29,866.92, 44,828.06 and 15,086.21 is: 22,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,866.92 : 44,828.06 = 15,086.21 : x
  2. Step 2: Convert to fraction form
    29,866.92/44,828.06 = 15,086.21/x
  3. Step 3: Cross multiply
    29,866.92x = 44,828.06 × 15,086.21
  4. Step 4: Simplify right side
    29,866.92x = 676,285,227.48
  5. Step 5: Solve for x
    x = 676,285,227.48/29,866.92
  6. Step 6: Final answer
    x = 22,643.29

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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.