Home / 40,512.60-60,783.30-39,072.60

Finding the Fourth Proportional to 40,512.60, 60,783.30 and 39,072.60

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Solution

The fourth proportional to 40,512.60, 60,783.30 and 39,072.60 is: 58,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,512.60 : 60,783.30 = 39,072.60 : x
  2. Step 2: Convert to fraction form
    40,512.60/60,783.30 = 39,072.60/x
  3. Step 3: Cross multiply
    40,512.60x = 60,783.30 × 39,072.60
  4. Step 4: Simplify right side
    40,512.60x = 2,374,961,567.58
  5. Step 5: Solve for x
    x = 2,374,961,567.58/40,512.60
  6. Step 6: Final answer
    x = 58,622.79

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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.