Home / 14,431.37-21,644.92-8,881.85

Finding the Fourth Proportional to 14,431.37, 21,644.92 and 8,881.85

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Solution

The fourth proportional to 14,431.37, 21,644.92 and 8,881.85 is: 13,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431.37 : 21,644.92 = 8,881.85 : x
  2. Step 2: Convert to fraction form
    14,431.37/21,644.92 = 8,881.85/x
  3. Step 3: Cross multiply
    14,431.37x = 21,644.92 × 8,881.85
  4. Step 4: Simplify right side
    14,431.37x = 192,246,997.92
  5. Step 5: Solve for x
    x = 192,246,997.92/14,431.37
  6. Step 6: Final answer
    x = 13,321.47

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1.5x scale

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.