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Finding the Fourth Proportional to 14,797.62, 22,187.79 and 4,934.34

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Solution

The fourth proportional to 14,797.62, 22,187.79 and 4,934.34 is: 7,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,797.62 : 22,187.79 = 4,934.34 : x
  2. Step 2: Convert to fraction form
    14,797.62/22,187.79 = 4,934.34/x
  3. Step 3: Cross multiply
    14,797.62x = 22,187.79 × 4,934.34
  4. Step 4: Simplify right side
    14,797.62x = 109,482,099.71
  5. Step 5: Solve for x
    x = 109,482,099.71/14,797.62
  6. Step 6: Final answer
    x = 7,398.63

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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.