Home / 55,270.58-82,906.96-13,716.50

Finding the Fourth Proportional to 55,270.58, 82,906.96 and 13,716.50

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Solution

The fourth proportional to 55,270.58, 82,906.96 and 13,716.50 is: 20,575.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,270.58 : 82,906.96 = 13,716.50 : x
  2. Step 2: Convert to fraction form
    55,270.58/82,906.96 = 13,716.50/x
  3. Step 3: Cross multiply
    55,270.58x = 82,906.96 × 13,716.50
  4. Step 4: Simplify right side
    55,270.58x = 1,137,193,316.84
  5. Step 5: Solve for x
    x = 1,137,193,316.84/55,270.58
  6. Step 6: Final answer
    x = 20,575.02

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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.