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Finding the Fourth Proportional to 40,973.60, 61,460.04 and 22,505.60

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Solution

The fourth proportional to 40,973.60, 61,460.04 and 22,505.60 is: 33,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,973.60 : 61,460.04 = 22,505.60 : x
  2. Step 2: Convert to fraction form
    40,973.60/61,460.04 = 22,505.60/x
  3. Step 3: Cross multiply
    40,973.60x = 61,460.04 × 22,505.60
  4. Step 4: Simplify right side
    40,973.60x = 1,383,195,076.22
  5. Step 5: Solve for x
    x = 1,383,195,076.22/40,973.60
  6. Step 6: Final answer
    x = 33,758.20

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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.