Home / 55,847.14-83,769.54-18,409.45

Finding the Fourth Proportional to 55,847.14, 83,769.54 and 18,409.45

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Solution

The fourth proportional to 55,847.14, 83,769.54 and 18,409.45 is: 27,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,847.14 : 83,769.54 = 18,409.45 : x
  2. Step 2: Convert to fraction form
    55,847.14/83,769.54 = 18,409.45/x
  3. Step 3: Cross multiply
    55,847.14x = 83,769.54 × 18,409.45
  4. Step 4: Simplify right side
    55,847.14x = 1,542,150,739.31
  5. Step 5: Solve for x
    x = 1,542,150,739.31/55,847.14
  6. Step 6: Final answer
    x = 27,613.78

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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.