Home / 55,293.93-82,945.22-20,232.81

Finding the Fourth Proportional to 55,293.93, 82,945.22 and 20,232.81

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Solution

The fourth proportional to 55,293.93, 82,945.22 and 20,232.81 is: 30,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,293.93 : 82,945.22 = 20,232.81 : x
  2. Step 2: Convert to fraction form
    55,293.93/82,945.22 = 20,232.81/x
  3. Step 3: Cross multiply
    55,293.93x = 82,945.22 × 20,232.81
  4. Step 4: Simplify right side
    55,293.93x = 1,678,214,775.50
  5. Step 5: Solve for x
    x = 1,678,214,775.50/55,293.93
  6. Step 6: Final answer
    x = 30,350.80

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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.