Home / 14,621.84-21,933.48-4,761.44

Finding the Fourth Proportional to 14,621.84, 21,933.48 and 4,761.44

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Solution

The fourth proportional to 14,621.84, 21,933.48 and 4,761.44 is: 7,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.84 : 21,933.48 = 4,761.44 : x
  2. Step 2: Convert to fraction form
    14,621.84/21,933.48 = 4,761.44/x
  3. Step 3: Cross multiply
    14,621.84x = 21,933.48 × 4,761.44
  4. Step 4: Simplify right side
    14,621.84x = 104,434,949.01
  5. Step 5: Solve for x
    x = 104,434,949.01/14,621.84
  6. Step 6: Final answer
    x = 7,142.39

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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.