Home / 28,350.31-42,493.26-22,063.90

Finding the Fourth Proportional to 28,350.31, 42,493.26 and 22,063.90

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Solution

The fourth proportional to 28,350.31, 42,493.26 and 22,063.90 is: 33,070.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,350.31 : 42,493.26 = 22,063.90 : x
  2. Step 2: Convert to fraction form
    28,350.31/42,493.26 = 22,063.90/x
  3. Step 3: Cross multiply
    28,350.31x = 42,493.26 × 22,063.90
  4. Step 4: Simplify right side
    28,350.31x = 937,567,039.31
  5. Step 5: Solve for x
    x = 937,567,039.31/28,350.31
  6. Step 6: Final answer
    x = 33,070.79

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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.