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Finding the Fourth Proportional to 14,664.75, 21,994.93 and 4,804.39

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Solution

The fourth proportional to 14,664.75, 21,994.93 and 4,804.39 is: 7,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.75 : 21,994.93 = 4,804.39 : x
  2. Step 2: Convert to fraction form
    14,664.75/21,994.93 = 4,804.39/x
  3. Step 3: Cross multiply
    14,664.75x = 21,994.93 × 4,804.39
  4. Step 4: Simplify right side
    14,664.75x = 105,672,221.74
  5. Step 5: Solve for x
    x = 105,672,221.74/14,664.75
  6. Step 6: Final answer
    x = 7,205.87

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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.