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Finding the Fourth Proportional to 14,703, 22,039.92 and 8,132.28

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Solution

The fourth proportional to 14,703, 22,039.92 and 8,132.28 is: 12,190.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,703 : 22,039.92 = 8,132.28 : x
  2. Step 2: Convert to fraction form
    14,703/22,039.92 = 8,132.28/x
  3. Step 3: Cross multiply
    14,703x = 22,039.92 × 8,132.28
  4. Step 4: Simplify right side
    14,703x = 179,234,800.62
  5. Step 5: Solve for x
    x = 179,234,800.62/14,703
  6. Step 6: Final answer
    x = 12,190.36

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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.