Home / 40,821.44-56,334.62-22,917.80

Finding the Fourth Proportional to 40,821.44, 56,334.62 and 22,917.80

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Solution

The fourth proportional to 40,821.44, 56,334.62 and 22,917.80 is: 31,627.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,821.44 : 56,334.62 = 22,917.80 : x
  2. Step 2: Convert to fraction form
    40,821.44/56,334.62 = 22,917.80/x
  3. Step 3: Cross multiply
    40,821.44x = 56,334.62 × 22,917.80
  4. Step 4: Simplify right side
    40,821.44x = 1,291,065,752.37
  5. Step 5: Solve for x
    x = 1,291,065,752.37/40,821.44
  6. Step 6: Final answer
    x = 31,627.15

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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.