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Finding the Fourth Proportional to 14,800.66, 22,201.17 and 4,939.94

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Solution

The fourth proportional to 14,800.66, 22,201.17 and 4,939.94 is: 7,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,800.66 : 22,201.17 = 4,939.94 : x
  2. Step 2: Convert to fraction form
    14,800.66/22,201.17 = 4,939.94/x
  3. Step 3: Cross multiply
    14,800.66x = 22,201.17 × 4,939.94
  4. Step 4: Simplify right side
    14,800.66x = 109,672,387.61
  5. Step 5: Solve for x
    x = 109,672,387.61/14,800.66
  6. Step 6: Final answer
    x = 7,409.97

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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.