Home / 34,185.92-51,248.39-18,399.42

Finding the Fourth Proportional to 34,185.92, 51,248.39 and 18,399.42

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Solution

The fourth proportional to 34,185.92, 51,248.39 and 18,399.42 is: 27,582.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,185.92 : 51,248.39 = 18,399.42 : x
  2. Step 2: Convert to fraction form
    34,185.92/51,248.39 = 18,399.42/x
  3. Step 3: Cross multiply
    34,185.92x = 51,248.39 × 18,399.42
  4. Step 4: Simplify right side
    34,185.92x = 942,940,651.93
  5. Step 5: Solve for x
    x = 942,940,651.93/34,185.92
  6. Step 6: Final answer
    x = 27,582.72

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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.