Home / 34,845.48-52,268.22-11,478.60

Finding the Fourth Proportional to 34,845.48, 52,268.22 and 11,478.60

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Solution

The fourth proportional to 34,845.48, 52,268.22 and 11,478.60 is: 17,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,845.48 : 52,268.22 = 11,478.60 : x
  2. Step 2: Convert to fraction form
    34,845.48/52,268.22 = 11,478.60/x
  3. Step 3: Cross multiply
    34,845.48x = 52,268.22 × 11,478.60
  4. Step 4: Simplify right side
    34,845.48x = 599,965,990.09
  5. Step 5: Solve for x
    x = 599,965,990.09/34,845.48
  6. Step 6: Final answer
    x = 17,217.90

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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.