Home / 14,764.11-22,143.07-5,408.61

Finding the Fourth Proportional to 14,764.11, 22,143.07 and 5,408.61

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Solution

The fourth proportional to 14,764.11, 22,143.07 and 5,408.61 is: 8,111.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.11 : 22,143.07 = 5,408.61 : x
  2. Step 2: Convert to fraction form
    14,764.11/22,143.07 = 5,408.61/x
  3. Step 3: Cross multiply
    14,764.11x = 22,143.07 × 5,408.61
  4. Step 4: Simplify right side
    14,764.11x = 119,763,153.56
  5. Step 5: Solve for x
    x = 119,763,153.56/14,764.11
  6. Step 6: Final answer
    x = 8,111.78

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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.