Home / 44,786.88-67,078.20-21,429.84

Finding the Fourth Proportional to 44,786.88, 67,078.20 and 21,429.84

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Solution

The fourth proportional to 44,786.88, 67,078.20 and 21,429.84 is: 32,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,786.88 : 67,078.20 = 21,429.84 : x
  2. Step 2: Convert to fraction form
    44,786.88/67,078.20 = 21,429.84/x
  3. Step 3: Cross multiply
    44,786.88x = 67,078.20 × 21,429.84
  4. Step 4: Simplify right side
    44,786.88x = 1,437,475,093.49
  5. Step 5: Solve for x
    x = 1,437,475,093.49/44,786.88
  6. Step 6: Final answer
    x = 32,095.90

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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.