Home / 28,905.68-43,337.50-19,522.44

Finding the Fourth Proportional to 28,905.68, 43,337.50 and 19,522.44

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Solution

The fourth proportional to 28,905.68, 43,337.50 and 19,522.44 is: 29,269.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,905.68 : 43,337.50 = 19,522.44 : x
  2. Step 2: Convert to fraction form
    28,905.68/43,337.50 = 19,522.44/x
  3. Step 3: Cross multiply
    28,905.68x = 43,337.50 × 19,522.44
  4. Step 4: Simplify right side
    28,905.68x = 846,053,694.69
  5. Step 5: Solve for x
    x = 846,053,694.69/28,905.68
  6. Step 6: Final answer
    x = 29,269.46

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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.