Home / 31,286.90-46,929.84-7,594.64

Finding the Fourth Proportional to 31,286.90, 46,929.84 and 7,594.64

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Solution

The fourth proportional to 31,286.90, 46,929.84 and 7,594.64 is: 11,391.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,286.90 : 46,929.84 = 7,594.64 : x
  2. Step 2: Convert to fraction form
    31,286.90/46,929.84 = 7,594.64/x
  3. Step 3: Cross multiply
    31,286.90x = 46,929.84 × 7,594.64
  4. Step 4: Simplify right side
    31,286.90x = 356,414,967.44
  5. Step 5: Solve for x
    x = 356,414,967.44/31,286.90
  6. Step 6: Final answer
    x = 11,391.83

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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.