Home / 48,940.68-67,551.44-28,804

Finding the Fourth Proportional to 48,940.68, 67,551.44 and 28,804

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Solution

The fourth proportional to 48,940.68, 67,551.44 and 28,804 is: 39,757.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,940.68 : 67,551.44 = 28,804 : x
  2. Step 2: Convert to fraction form
    48,940.68/67,551.44 = 28,804/x
  3. Step 3: Cross multiply
    48,940.68x = 67,551.44 × 28,804
  4. Step 4: Simplify right side
    48,940.68x = 1,945,751,677.76
  5. Step 5: Solve for x
    x = 1,945,751,677.76/48,940.68
  6. Step 6: Final answer
    x = 39,757.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.