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Finding the Fourth Proportional to 16,704, 25,059.84 and 5,760

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Solution

The fourth proportional to 16,704, 25,059.84 and 5,760 is: 8,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,704 : 25,059.84 = 5,760 : x
  2. Step 2: Convert to fraction form
    16,704/25,059.84 = 5,760/x
  3. Step 3: Cross multiply
    16,704x = 25,059.84 × 5,760
  4. Step 4: Simplify right side
    16,704x = 144,344,678.40
  5. Step 5: Solve for x
    x = 144,344,678.40/16,704
  6. Step 6: Final answer
    x = 8,641.32

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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.