Home / 22,961.24-34,409.79-12,408.51

Finding the Fourth Proportional to 22,961.24, 34,409.79 and 12,408.51

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Solution

The fourth proportional to 22,961.24, 34,409.79 and 12,408.51 is: 18,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,961.24 : 34,409.79 = 12,408.51 : x
  2. Step 2: Convert to fraction form
    22,961.24/34,409.79 = 12,408.51/x
  3. Step 3: Cross multiply
    22,961.24x = 34,409.79 × 12,408.51
  4. Step 4: Simplify right side
    22,961.24x = 426,974,161.27
  5. Step 5: Solve for x
    x = 426,974,161.27/22,961.24
  6. Step 6: Final answer
    x = 18,595.43

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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.