Home / 40,319.73-60,489.82-28,496.77

Finding the Fourth Proportional to 40,319.73, 60,489.82 and 28,496.77

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Solution

The fourth proportional to 40,319.73, 60,489.82 and 28,496.77 is: 42,752.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,319.73 : 60,489.82 = 28,496.77 : x
  2. Step 2: Convert to fraction form
    40,319.73/60,489.82 = 28,496.77/x
  3. Step 3: Cross multiply
    40,319.73x = 60,489.82 × 28,496.77
  4. Step 4: Simplify right side
    40,319.73x = 1,723,764,185.43
  5. Step 5: Solve for x
    x = 1,723,764,185.43/40,319.73
  6. Step 6: Final answer
    x = 42,752.37

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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.