Home / 40,080.72-55,314.60-22,177.44

Finding the Fourth Proportional to 40,080.72, 55,314.60 and 22,177.44

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Solution

The fourth proportional to 40,080.72, 55,314.60 and 22,177.44 is: 30,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,080.72 : 55,314.60 = 22,177.44 : x
  2. Step 2: Convert to fraction form
    40,080.72/55,314.60 = 22,177.44/x
  3. Step 3: Cross multiply
    40,080.72x = 55,314.60 × 22,177.44
  4. Step 4: Simplify right side
    40,080.72x = 1,226,736,222.62
  5. Step 5: Solve for x
    x = 1,226,736,222.62/40,080.72
  6. Step 6: Final answer
    x = 30,606.64

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