Home / 55,162.06-82,743.12-23,545.54

Finding the Fourth Proportional to 55,162.06, 82,743.12 and 23,545.54

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Solution

The fourth proportional to 55,162.06, 82,743.12 and 23,545.54 is: 35,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,162.06 : 82,743.12 = 23,545.54 : x
  2. Step 2: Convert to fraction form
    55,162.06/82,743.12 = 23,545.54/x
  3. Step 3: Cross multiply
    55,162.06x = 82,743.12 × 23,545.54
  4. Step 4: Simplify right side
    55,162.06x = 1,948,231,441.68
  5. Step 5: Solve for x
    x = 1,948,231,441.68/55,162.06
  6. Step 6: Final answer
    x = 35,318.32

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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.