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Finding the Fourth Proportional to 16,603.92, 24,910.72 and 5,359.02

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Solution

The fourth proportional to 16,603.92, 24,910.72 and 5,359.02 is: 8,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,603.92 : 24,910.72 = 5,359.02 : x
  2. Step 2: Convert to fraction form
    16,603.92/24,910.72 = 5,359.02/x
  3. Step 3: Cross multiply
    16,603.92x = 24,910.72 × 5,359.02
  4. Step 4: Simplify right side
    16,603.92x = 133,497,133.88
  5. Step 5: Solve for x
    x = 133,497,133.88/16,603.92
  6. Step 6: Final answer
    x = 8,040.10

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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.