Home / 34,545.68-51,816.16-13,481.83

Finding the Fourth Proportional to 34,545.68, 51,816.16 and 13,481.83

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Solution

The fourth proportional to 34,545.68, 51,816.16 and 13,481.83 is: 20,221.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,545.68 : 51,816.16 = 13,481.83 : x
  2. Step 2: Convert to fraction form
    34,545.68/51,816.16 = 13,481.83/x
  3. Step 3: Cross multiply
    34,545.68x = 51,816.16 × 13,481.83
  4. Step 4: Simplify right side
    34,545.68x = 698,576,660.37
  5. Step 5: Solve for x
    x = 698,576,660.37/34,545.68
  6. Step 6: Final answer
    x = 20,221.82

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1.5x scale

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.