Home / 34,951.91-52,429.68-12,772.08

Finding the Fourth Proportional to 34,951.91, 52,429.68 and 12,772.08

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Solution

The fourth proportional to 34,951.91, 52,429.68 and 12,772.08 is: 19,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,951.91 : 52,429.68 = 12,772.08 : x
  2. Step 2: Convert to fraction form
    34,951.91/52,429.68 = 12,772.08/x
  3. Step 3: Cross multiply
    34,951.91x = 52,429.68 × 12,772.08
  4. Step 4: Simplify right side
    34,951.91x = 669,636,067.33
  5. Step 5: Solve for x
    x = 669,636,067.33/34,951.91
  6. Step 6: Final answer
    x = 19,158.79

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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.