Home / 40,855.96-56,375.09-22,947.54

Finding the Fourth Proportional to 40,855.96, 56,375.09 and 22,947.54

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Solution

The fourth proportional to 40,855.96, 56,375.09 and 22,947.54 is: 31,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,855.96 : 56,375.09 = 22,947.54 : x
  2. Step 2: Convert to fraction form
    40,855.96/56,375.09 = 22,947.54/x
  3. Step 3: Cross multiply
    40,855.96x = 56,375.09 × 22,947.54
  4. Step 4: Simplify right side
    40,855.96x = 1,293,669,392.69
  5. Step 5: Solve for x
    x = 1,293,669,392.69/40,855.96
  6. Step 6: Final answer
    x = 31,664.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.