Home / 26,664.72-40,006.80-14,185.86

Finding the Fourth Proportional to 26,664.72, 40,006.80 and 14,185.86

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Solution

The fourth proportional to 26,664.72, 40,006.80 and 14,185.86 is: 21,283.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,664.72 : 40,006.80 = 14,185.86 : x
  2. Step 2: Convert to fraction form
    26,664.72/40,006.80 = 14,185.86/x
  3. Step 3: Cross multiply
    26,664.72x = 40,006.80 × 14,185.86
  4. Step 4: Simplify right side
    26,664.72x = 567,530,863.85
  5. Step 5: Solve for x
    x = 567,530,863.85/26,664.72
  6. Step 6: Final answer
    x = 21,283.96

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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.