Home / 44,815.68-67,221.09-13,648.50

Finding the Fourth Proportional to 44,815.68, 67,221.09 and 13,648.50

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Solution

The fourth proportional to 44,815.68, 67,221.09 and 13,648.50 is: 20,472.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,815.68 : 67,221.09 = 13,648.50 : x
  2. Step 2: Convert to fraction form
    44,815.68/67,221.09 = 13,648.50/x
  3. Step 3: Cross multiply
    44,815.68x = 67,221.09 × 13,648.50
  4. Step 4: Simplify right side
    44,815.68x = 917,467,046.87
  5. Step 5: Solve for x
    x = 917,467,046.87/44,815.68
  6. Step 6: Final answer
    x = 20,472.01

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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.