Home / 36,909.66-55,374.41-14,738.61

Finding the Fourth Proportional to 36,909.66, 55,374.41 and 14,738.61

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Solution

The fourth proportional to 36,909.66, 55,374.41 and 14,738.61 is: 22,111.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,909.66 : 55,374.41 = 14,738.61 : x
  2. Step 2: Convert to fraction form
    36,909.66/55,374.41 = 14,738.61/x
  3. Step 3: Cross multiply
    36,909.66x = 55,374.41 × 14,738.61
  4. Step 4: Simplify right side
    36,909.66x = 816,141,759.28
  5. Step 5: Solve for x
    x = 816,141,759.28/36,909.66
  6. Step 6: Final answer
    x = 22,111.87

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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.