Home / 19,137.42-26,408.70-11,179.98

Finding the Fourth Proportional to 19,137.42, 26,408.70 and 11,179.98

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Solution

The fourth proportional to 19,137.42, 26,408.70 and 11,179.98 is: 15,427.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137.42 : 26,408.70 = 11,179.98 : x
  2. Step 2: Convert to fraction form
    19,137.42/26,408.70 = 11,179.98/x
  3. Step 3: Cross multiply
    19,137.42x = 26,408.70 × 11,179.98
  4. Step 4: Simplify right side
    19,137.42x = 295,248,737.83
  5. Step 5: Solve for x
    x = 295,248,737.83/19,137.42
  6. Step 6: Final answer
    x = 15,427.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.