Home / 28,949.88-43,366.58-21,941.88

Finding the Fourth Proportional to 28,949.88, 43,366.58 and 21,941.88

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Solution

The fourth proportional to 28,949.88, 43,366.58 and 21,941.88 is: 32,868.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,949.88 : 43,366.58 = 21,941.88 : x
  2. Step 2: Convert to fraction form
    28,949.88/43,366.58 = 21,941.88/x
  3. Step 3: Cross multiply
    28,949.88x = 43,366.58 × 21,941.88
  4. Step 4: Simplify right side
    28,949.88x = 951,544,294.37
  5. Step 5: Solve for x
    x = 951,544,294.37/28,949.88
  6. Step 6: Final answer
    x = 32,868.68

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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.