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Finding the Fourth Proportional to 15,104, 22,651.68 and 6,340.88

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Solution

The fourth proportional to 15,104, 22,651.68 and 6,340.88 is: 9,509.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,104 : 22,651.68 = 6,340.88 : x
  2. Step 2: Convert to fraction form
    15,104/22,651.68 = 6,340.88/x
  3. Step 3: Cross multiply
    15,104x = 22,651.68 × 6,340.88
  4. Step 4: Simplify right side
    15,104x = 143,631,584.68
  5. Step 5: Solve for x
    x = 143,631,584.68/15,104
  6. Step 6: Final answer
    x = 9,509.51

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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.