Home / 28,902.20-43,344.66-15,043.64

Finding the Fourth Proportional to 28,902.20, 43,344.66 and 15,043.64

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Solution

The fourth proportional to 28,902.20, 43,344.66 and 15,043.64 is: 22,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902.20 : 43,344.66 = 15,043.64 : x
  2. Step 2: Convert to fraction form
    28,902.20/43,344.66 = 15,043.64/x
  3. Step 3: Cross multiply
    28,902.20x = 43,344.66 × 15,043.64
  4. Step 4: Simplify right side
    28,902.20x = 652,061,460.96
  5. Step 5: Solve for x
    x = 652,061,460.96/28,902.20
  6. Step 6: Final answer
    x = 22,560.96

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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.