Home / 55,104.24-82,661.76-20,035.68

Finding the Fourth Proportional to 55,104.24, 82,661.76 and 20,035.68

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Solution

The fourth proportional to 55,104.24, 82,661.76 and 20,035.68 is: 30,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,104.24 : 82,661.76 = 20,035.68 : x
  2. Step 2: Convert to fraction form
    55,104.24/82,661.76 = 20,035.68/x
  3. Step 3: Cross multiply
    55,104.24x = 82,661.76 × 20,035.68
  4. Step 4: Simplify right side
    55,104.24x = 1,656,184,571.60
  5. Step 5: Solve for x
    x = 1,656,184,571.60/55,104.24
  6. Step 6: Final answer
    x = 30,055.48

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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.