Home / 19,408.10-29,074.89-11,063.48

Finding the Fourth Proportional to 19,408.10, 29,074.89 and 11,063.48

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Solution

The fourth proportional to 19,408.10, 29,074.89 and 11,063.48 is: 16,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.10 : 29,074.89 = 11,063.48 : x
  2. Step 2: Convert to fraction form
    19,408.10/29,074.89 = 11,063.48/x
  3. Step 3: Cross multiply
    19,408.10x = 29,074.89 × 11,063.48
  4. Step 4: Simplify right side
    19,408.10x = 321,669,464.02
  5. Step 5: Solve for x
    x = 321,669,464.02/19,408.10
  6. Step 6: Final answer
    x = 16,573.98

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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.