Home / 19,579.74-29,372.31-6,433.44

Finding the Fourth Proportional to 19,579.74, 29,372.31 and 6,433.44

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Solution

The fourth proportional to 19,579.74, 29,372.31 and 6,433.44 is: 9,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,579.74 : 29,372.31 = 6,433.44 : x
  2. Step 2: Convert to fraction form
    19,579.74/29,372.31 = 6,433.44/x
  3. Step 3: Cross multiply
    19,579.74x = 29,372.31 × 6,433.44
  4. Step 4: Simplify right side
    19,579.74x = 188,964,994.05
  5. Step 5: Solve for x
    x = 188,964,994.05/19,579.74
  6. Step 6: Final answer
    x = 9,651.05

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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.