Home / 30,786.48-46,179.05-8,599.37

Finding the Fourth Proportional to 30,786.48, 46,179.05 and 8,599.37

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Solution

The fourth proportional to 30,786.48, 46,179.05 and 8,599.37 is: 12,898.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,786.48 : 46,179.05 = 8,599.37 : x
  2. Step 2: Convert to fraction form
    30,786.48/46,179.05 = 8,599.37/x
  3. Step 3: Cross multiply
    30,786.48x = 46,179.05 × 8,599.37
  4. Step 4: Simplify right side
    30,786.48x = 397,110,463.31
  5. Step 5: Solve for x
    x = 397,110,463.31/30,786.48
  6. Step 6: Final answer
    x = 12,898.86

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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.