Home / 35,313.20-52,942.80-17,795.60

Finding the Fourth Proportional to 35,313.20, 52,942.80 and 17,795.60

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Solution

The fourth proportional to 35,313.20, 52,942.80 and 17,795.60 is: 26,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,313.20 : 52,942.80 = 17,795.60 : x
  2. Step 2: Convert to fraction form
    35,313.20/52,942.80 = 17,795.60/x
  3. Step 3: Cross multiply
    35,313.20x = 52,942.80 × 17,795.60
  4. Step 4: Simplify right side
    35,313.20x = 942,148,891.68
  5. Step 5: Solve for x
    x = 942,148,891.68/35,313.20
  6. Step 6: Final answer
    x = 26,679.79

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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.